FX4 Series - Ruffneck Heaters
Contents
1. direction of fan rotation F tation Y Rear View of Heater Air exits through louvers Air intake 3 d ke gt Motor A junction box Control enclosure and cover Do not install conduit below heater see Figure 5 FIGURE 6 Connect supply conductors to this side of contactor Contactor load For 1 phase side terminals heater use these this side for contactor lugs factory wiring only Zu Active and spare fuses see parts list G lino Printed circuit board s rounding lug 5 UE terminal block FIGURE 7 WIRING DIAGRAMS INTEGRAL DISCONNECT TRANSFORMER tap must match heater INTEGRAL atch he DISCONNECT TRANSFORMER tap must voltage 71 i O O Q O q q O O GER COD S CCCO x q q v v v v O O q q q D AUTO RESET ROOM R R R V CONTACTOR TEMPERATURE _ T STAT AUTO RESET HIGH LIMIT d TEMPERATURE HIGH LIMIT ak y All 1 Phase All 3 Phase 60Hz 8 3 Phase 50Hz 415 Volt INTEGRAL DISCONNECT TRANSFORMER tap must FUSE match heater voltage AUTO RESET TEMPERATURE HISH LIMIT 3 Phase 50Hz 380 Volt FIGURE 8 FX4 TECHNICAL DATA FOR 50 HZ ELECTRIC AIR HEATERS VOLT NOMINAL MAX MOTOR HEATER TOTAL MIN CIRCUIT SUPPLY MAXIMUM TEMPERATURE AGE WATTAGE NAMEPLATE WATTAGE CURRENT AMPACITY WIRE SIZE FUSE SIZE RISE CORE CONTACTOR PART KW A A o ec NUMBER NUMBER FX4 220150 025 FX4 220150 042 F2. CORE The heater core is vacuum charged and not field repairable For core removal 1 Remove cabinet bottom and element enclosure cover 2 Disconnect all wires entering element enclosure see Figure 9 3 Slightly loosen all cabinet bolts shown in Figure 9 to prevent the core from binding 4 With an assistant supporting the weight of the core remove the 3 core mounting bolts Carefully lower the core out of the cabinet see Figure 10 5 To return core to factory use crate supplied with exchange core to protect FIGURE 10 the element terminals and plate threads 6 To reinstall lift the core up into cabinet while an assistant guides the element wires into the element enclosure conduit 7 Position the core and tighten the core mounting bolts Tighten the remaining cabinet bolts di gt M Thermowell 3 32 3 o3 2mm nV Drop TEMPERATURE HIGH LIMIT 1 Remove temperature high limit assembly and clean the inside of the thermowell see Figure 11 A clean thermowell will ensure good thermal contact 2 Use only a factory supplied temperature high limit to ensure safe operation refer to the instructions that accompany the replacement Temperature _ High Limit kit 3 Reinstall the temperature high limit assembly with the snap ring and spring into the thermowell without damaging the insulating tube Secure in place with the cotter pin see Figure 12 MOTOR FAN
3. must be tight For assistance please call GS Ruffneck Toll Free 1 800 661 8529 24 hrs Heaters for the Harshest Environments 2 U S amp Canada ANNUAL Continued 1 Turn heater on for a minimum of five minutes Check for warm air exiting heater through louvers Crackling or pinging noises within heater during start up are normal IMPORTANT NOTICES WARNING Read and adhere to the following Failure to do so may result in severe or fatal injury 10 Read and follow all instructions in this manual Heater is to be used only in atmospheres having an ignition temperature higher than the heater s maximum rated operating temperature as shown on the heater data plate Refer to applicable electrical codes for additional information Heater to be used only in the hazardous locations indicated on the heater s data plate Heater is for dry indoor use only Do not immerse in water Do not store or use in areas exposed to rain or snow Heater is to be connected and serviced only by a qualified electrician experienced with hazardous location equipment Installation and wiring of the heater must adhere to all applicable codes Disconnect heater from power supply at integral disconnect or fuse box before opening enclosures or servicing heater Lock the switch in the OFF open position and or tag the switch to prevent unexpected power application This heater is equipped with a single bimetal overtemperature high lim
4. 5 5 kW 4022 4078 4079 4080 Fan Guard Kit 208 240V 60 HZ 1 PH 1979 10388 Au 220V 50 HZ 1 PH 1979 10388 l 10 480V 60 HZ 1 PH 9896 en s d Motor Explosion Proof 208 240 480V 60 HZ 3 PH 1699 10387 600V 60 HZ 3 PH 380 415V 50HZ 3 PH 1699 2433 10672 208 240V 60 HZ 1 PH 3813 220V 50 HZ 1 PH 3813 3813 480V 60 HZ 1 PH 3813 Conduit Control Enclosure ALL 3 PH 3813 3519 3519 3519 Fuse Buss MDQ 1 4 Amp RO O N Ol WINI gt s NO 21 23 24 25 26 2 28 N co BEI EN 3 3 3 4 5 3 IT Remove this core mounting bolt amp two REPAIR amp REPLACEMENT Loosen others on the WARNING bolts opposite side Disconnect heater from power supply at fuse box before opening enclosures or only do TET servicing heater Lock the switch in the OFF open position and or tag the switch to indi bolts prevent unexpected power application only do not remove 1 After repairing any component Conduit Canal Junction gene a check that electrical connections are correct and secure see Figure 8 Enclosure Enclosure b remove any foreign material from enclosures aa c install and secure all covers Enclosure d ensure that all fasteners are tight FIGURE 9 e remove all foreign objects from heater and f ensure air exits through louvers and fan rotates counterclockwise when 1 viewed from rear of heater see Figure 13
5. Ruffneck Heaters for the Harshest Environments Owner s Manual FX4 Series E Electric Forced Air Heaters for Hazardous Locations rab N gt o E gw dm rab This manual covers the installation maintenance repair and replacement parts APPROVED LOCATIONS MODEL CODING The Electric Forced Air Heaters are UL listed and or CSA certified for the following locations FX 4 480 3 60 350 p KILOWATT RATING Class I Divisions 1 amp 2 Groups D Class II Division 1 Groups E F amp G HERTZ Class Il Division 2 Groups F amp G PHASE Class I Zones 1 2 Groups IIA amp IIB Temperature Code 165 C 329 F VOLTAGE 50 Hz amp 60 Hz Models 4th GENERATION For details of hazardous locations with potential for MODEL SERIES explosion refer to the Canadian Electrical Code Part 1 Section 18 or National Electrical Code articles 500 516 WARNING READ ALL IMPORTANT NOTICES ON PAGE 3 Part No 5031 Rev 15 04 Issue Date April 2012 Printed in Canada Ruffneck and VacuCore are registered trademarks of Thermal Technologies Inc Copyright 2012 All rights reserved HEATER MAINTENANCE CHECKLIST Photocopy this page For Electric Forced Air Heaters for reuse Heater Model Serial No Date of Maintenance Maintenance Done By Comments WARNING Disconnect heater from power supply at fuse box before opening enclosures or servicing heater Lo
6. amp FAN GUARD 1 Remove bolts holding the motor to the motor mount On units with a built in thermostat remove the bolts on the back of the thermostat enclosure 2 Remove conduit 1 located between motor junction box and control enclosure by turning it in the direction illustrated see Figure 13 Note conduits 1 and 2 are not interchangeable and have left hand threads on one end this end is indicated by a machined groove Remove the 2 piece fan guard assembly see Figure 14 Z Lift the motor assembly off the motor mount FIGURE 12 Before removing the fan measure and record the location of the fan hub on the motor shaft see Figure 15 If difficult to remove use a gear puller on the fan hub 6 Toreassemble place motor assembly onto motor mount and fasten the fan guard to cabinet 7 Simultaneously engage and tighten both ends of conduit 1 into enclosures Air inlet Leave a 1 16 to 3 16 1 6 to 4 8 mm gap between the motor and fan guard see A Figure 16 Adjust conduit 2 to center the fan in the shroud u 8 To ensure a minimum 5 thread engagement threaded ends of conduits must ee Install protrude a minimum of 1 16 1 6mm into enclosures The groove on conduit 2 4 X must not be more than 7 8 22mm from motor coupling see Figure 13 Y 9 Bolt motor to motor mount Manually spin the fan blade to ensure fan rotates freely 10 Air must exit through louvers and fan must rotate counterclockwise when vi
7. are individually replaceable FIGURE 14 N FIGURE 15 1 16 to 3 16 1 6 to 4 8mm d FIGURE 16 g FIGURE 17 13 NOTES NOTES Ruffneck Heaters for the Harshest Environments 5918 Roper Road Edmonton Alberta Canada T6B 3E1 Phone 780 466 3178 Fax 780 468 5904 PLEASE ADHERE TO INSTRUCTIONS PUBLISHED IN THIS MANUAL Failure to do so may be dangerous and may void certain provisions of your warranty For further assistance please call 24 Hr Hotline 1 800 661 8529 U S A and Canada Please have model and serial numbers available before calling WARRANTY Under normal use the Company warrants to the purchaser that defects in material or workmanship will be repaired or replaced without charge for a period of 18 months from date of shipment or 12 months from the start date of operation whichever expires first Any claim for warranty must be reported to the sales office where the product was purchased for authorize
8. conduits require no further sealing Crackling or pinging noises within the heater core during start up may occur This is normal Air discharge near the bottom of the heater may be warmer than the top This is normal If there are any questions or concerns regarding the heater contact the factory Refer to the last page of this manual for details PRV LOCK NUT PRESSURE RELIEF VALVE PRV LABEL INDICATOR FIGURE 1 Photocopy this page for reuse WARRANTY WILL BE VOID IF INSTRUCTIONS ARE NOT FOLLOWED INSTALLATION The installation instructions provide a general guideline for the installation and wiring of the heater All applicable codes must be adhered to MECHANICAL LOCATION For optimum heating the heater should be installed as follows 1 There are no obstructions that may impede the heater s air HEATER LOCATIONS inlet or discharge 2 The air discharge is directed into open areas and not at E RAEE occupants 3 The air discharge is not directed at a thermostat 4 The air discharge is directed across areas of heat loss such EXTERIOR as doors and windows see Figure 1 WALL 5 The air discharge is directed along and at a slight angle toward exterior walls see Figure 1 6 If equipment freeze protection is important direct air discharge at equipment 7 Air discharge streams support each other and create a circular air flow It is not required that the heater s air throw reaches the next heater see
9. 0 F CFM 1750 3600 3950 Horizontal Air Throw ft 15 meet A FE to underside 3 0 3 0 61 Motor Power Fan Diameter in Net Weight Ibs 131 153 192 Shipping Weight Ibs 180 202 241 Temperature Temperature Code Rating Temperature Code Rating T3B 165 C 329 F Class I amp Il NEMA Type 7 amp 9 For dry indoor use only Do not immerse in water Do not store or use in areas exposed to rain or snow Motor Motor Type Explosion proof Thermally protected Permanently lubricated ball bearings 1725 RPM Fan Aluminum blade Steel spider and hub with 5 8 in 15 875 mm bore Fan Guard oplit design with close wire spacing 1 4 in 6 3 mm dia probe will not enter lt lt Holes Two 9 16 in 14 3 mm diameter holes at top of heater Heating Elements Elements Three dita life low watt en a grade metal sheathed elements cycles at 10 amps 5 0 128 Control Circuit Control Circuit 120 Volts 0 128 amps 15VA Grounded Explosion proof 2 C to 28 C 36 F to 82 F Control Transformer Transformer Multi tap primary 120 V secondary 25 VA Contactor 40 or 75 amp Rated for 500 000 mechanical operations 120 Volts 15VA coil ae fuse protected Overpressure Protection Preset 100 psig 690 kPa seep pressure relief valve aluminum body no field serviceable parts Operational Temperature Limitations 20 C to 40 C 4 F to 104 F 45 C to 80 C 4
10. 8160 075 FX4 208360 075 FX4 240160 075 FX4 240360 075 FX4 480160 075 FX4 480360 075 FX4 600360 075 FX4 208160 100 FX4 208360 100 FX4 240160 100 FX4 240360 100 FX4 480160 100 FX4 480360 100 FX4 600360 100 FX4 208360 150 FX4 240160 150 FX4 240360 150 FX4 480160 150 FX4 480360 150 FX4 600360 150 FX4 208360 200 FX4 240360 200 FX4 480160 200 FX4 480360 200 FX4 600360 200 FX4 240360 250 FX4 480360 250 FX4 600360 250 FX4 480360 300 FX4 600360 300 FX4 480360 350 FX4 600360 350 O 0 01 10 9 a dao O OO O Ww Ww Ww 14 400 14 400 14 400 14 400 14 400 14 400 19 410 19 410 19 410 19 410 19 410 24 210 24 210 24 210 29 190 29 190 34 200 34 200 O UIO WwW O OJO WwW 2 WwW UJO WwW 2 Ww a 2 U a WwW I a WwW 2 O ATW 2 U wo a OFC o A NOTES CSA Certified Only Exceeds the 48 Amp circuit limit of NEC 424 22 1 Minimum conductor size for 30 C 86 F ambient Derate conductor for ambient temperature Use minimum 90 C 194 F insulation 2 Heater is functioning normally if at rated voltage the amp draw is within 10 of the value in this table 3 Operation at lower voltages will result in reduced heat output and amp draw 4 Add T to model number when adding a built in thermostat 2 AE SPECIFICATIONS FOR ALL 60 Hz MODEL o as 0 s Max Altitude ft 12 000 gt 000 NN 000 7 000 10 000 7 000 10 000 7 KM 000 BE Eee ee Air Flow 7
11. 9 F to 176 F short term to 120 C 248 F Do not immerse in water Storage Limitations Do not expose to rain or snow SPECIFICATIONS FOR ALL 50 Hz MODEL Max Altitude is 12 000 8 000 10 000 7 000 10 000 7 000 10 000 Air Flow 70 F zs 1450 3000 Horizontal Air Throw ft 13 to underside 3 0 3 0 6 1 Motor Power Fan Diameter Net Weight Ibs 131 153 192 Shipping Weight Ibs 180 22 4 Temperature Code Temperature Code Rating 165 C 329 F Class amp Il NEMA Type 7 amp 9 For dry indoor use only Do not immerse in water Do not store or use in areas exposed to rain or snow Motor Motor Type Explosion proof Thermally protected Permanently lubricated ball bearings 1425 RPM Fan Aluminum blade Steel spider and hub with 5 8 in 15 875 mm bore Fan Guard Mounting Holes Two 9 16 in 14 3 mm diameter holes at top of heater Split design with close wire spacing 1 4 in 6 3 mm dia probe will not enter Heating Elements Three long life low watt density high grade metal sheathed elements Temperature High Limit Automatic reset type snap action bimetal open on temperature rise Rated 100 000 cycles at 10 amps handles 0 130 amps Control Circuit Circuit 115 Volts 0 130 amps 15VA Grounded Optional Built in Thermostat Explosion proof 2 C to 28 C 36 F to 82 F Control Transformer Transformer Control Transformer Mult tap primary 115 V seco
12. Figure 1 MAXIMUM TILT ANGLES M O U N T G EITHER DIRECTION 1 The heater must be permanently mounted in a level oe upright position for operation See Figures 2 3 and 4 for maximum tilt angles installation clearances and physical dimensions For ease of installation a variety of mounting kits are available from the factory 2 The mounting structure must be strong enough to a support the heater s weight refer to the Specifications section b provide sufficient stiffness to prevent excessive FIGURE 3 vibration and MINIMUM INSTALLATION CLEARANCES c withstand harsh situations such as transportable MUST BE MAINTAINED FOR SERVICE AND AIR FLOW installations No clearance required above heater except as noted 7 20 6 914 3 LLL LL Vz IA Pl s 7 2 MOUNTING HOLE 2 2 PLCS x kW DIM 12 5 18 5 20 9 23 1 TOL bees 1 8 16 6 116 7 116 1 8 204 170 179 3 in 8 3 16 22 3 16 26 3 16 1 8 mm 462 564 665 3 Cabinet height plus 2 in in 24 5 8 28 5 8 32 5 8 5 16 for ease of core mm 625 77 88 18 1 2 22 1 2 26 1 2 1 8 EM mm 470 572 674 3 OBSTRUCTION S 19 7 16 23 7 16 27 7 16 1 8 N mm 494 596 697 3 Notes 1 All models 10kW and
13. X4 220150 063 FX4 220150 084 FX4 220150 126 FX4 380350 025 FX4 380350 042 FX4 380350 063 FX4 380350 084 FX4 380350 125 FX4 380350 167 FX4 380350 209 FX4 415350 037 FX4 415350 075 FX4 415350 149 FX4 415350 224 NOTES 1 Minimum conductor size for 30 C 86 F ambient Derate conductor for ambient temperature Use minimum 90 C 194 F insulation 2 Heater is functioning normally if at rated voltage the amp draw is within 10 of the value in this table 3 Operation at lower voltages will result in reduced heat output and amp draw 4 Add T to model number when adding a built in thermostat 2 270 3 950 6 050 8 140 12 100 1 1 1 1 1 3 3 3 3 3 3 3 3 3 3 3 SP FX4 TECHNICAL DATA FOR 60 HZ ELECTRIC AIR HEATERS 0 VOLT NOMINAL Mas MOTOR HEATER TOTAL MIN CIRCUIT SUPPLY MAXIMUM TEMPERATURE OD El AGE WATTAGE 2 EBENE WATTAGE CURRENT AMPACITY WIRE SIZE FUSE SIZE RISE CORE PART I A W A A AWG A op o NUMBER NUMBER 2 7 2 700 12 20 10406 3618 1 4 2 700 8 3 14 15 10406 3618 2 7 2 700 12 20 10410 3618 1 4 2 700 1 2 14 15 10410 3618 1 3 2 700 6 3 14 15 10414 3618 0 7 2 700 3 6 14 15 10414 3618 0 6 2 700 2 9 14 15 10418 3618 V kW FX4 208160 030 208 FX4 208360 030 208 FX4 240160 030 240 FX4 240360 030 240 FX4 480160 030 480 FX4 480360 030 480 FX4 600360 030 600 FX4 208160 050 FX4 208360 050 FX4 240160 050 FX4 240360 050 FX4 480160 050 FX4 480360 050 FX4 600360 050 FX4 20
14. ck the switch in the OFF open position and or tag the switch to prevent unexpected power application This heater should only be serviced by personnel with heating and hazardous location equipment experience PERIODIC before and as required during heating season 1 CLEAN Finned Tubes 2 CHECK Motor for smooth quiet operation O Fan O Louvers for proper angle and tightness O Fan Guard O All explosion proof covers for tightness O Motor O Pressure relief device for signs of O Louvers leakage See Figure 1 and refer to the ANNUAL Section see below item 2 for further instructions Remove dust using compressed air Do not spray with water or solvents Do not immerse in water or solvents ANNUAL before heating season 1 ELECTRICAL O Check all terminal connections and conductors Tighten loose connections Conductors with damaged insulation must be replaced O Inspect contactor contacts If badly pitted burned or welded shut replace with factory supplied contactor For severe duty conditions such as arctic duty CCI Thermal recommends the contactor be replaced every two years O Check fuses Fuse rating and type are on printed circuit board Correct fuse must be in the active fuse clip It is recommended that a spare fuse be stored in the spare fuse clip O Check all explosion proof conduits Replace damaged conduits All threaded conduit connections must have a minimum 5 turns engagement Straight threaded conduit must
15. d repair or replacement within the terms of this warranty Subject to State or Provincial law to the contrary the Company will not be responsible for any expense for installation removal from service transportation or damages of any type whatsoever including damages arising from lack of use business interruptions or incidental or consequential damages The Company cannot anticipate or control the conditions of product usage therefore accepts no responsibility for the safe application and suitability of its products when used alone or in combination with other products Tests for the safe application and suitability of the products are the sole responsibility of the user This warranty will be void if in the judgment of the Company the damage failure or defect is the result of vibration radiation erosion corrosion process contamination abnormal process conditions temperature and pressures unusual surges or pulsation fouling ordinary wear and tear lack of maintenance incorrectly applied utilities such as voltage air gas water and others or any combination of the aforementioned causes not specifically allowed for in the design conditions or any act or omission by the Purchaser its agents servants or independent contractors which for greater certainty but not so as to limit the generality of the foregoing includes physical chemical or mechanical abuse accident improper installation of the product imp
16. ewed from rear of heater see Figure 13 7 8 22mm From groove to face of coupling Conduit 2 Conduit 41 FIGURE 13 12 PRINTED CIRCUIT BOARD 1 After removing the printed circuit board PCB bracket assembly from the control enclosure separate the PCB from the bracket by cutting off the plastic spacers see Figure 17 2 Reinstall a new factory supplied PCB onto the mounting bracket using new non conducting spacers of the same length Spacers are supplied with a new PCB Reinstall the control circuit ground wire to the printed circuit board bracket see Figure 8 CONTACTOR 1 Loosen but do not remove contactor mounting screws Slide contactor off mounting screws 2 Replace with a factory supplied contactor of the same rating TRANSFORMER Replace with a factory supplied transformer of the same rating On the new transformer select primary wires to match heater voltage Ensure that the correct transformer secondary lead is grounded see Figure 8 Individually terminate all unused wires using closed end connectors FUSE Replace fuse with one of the same type and rating as indicated on P C Board or refer to parts list An extra fuse should be stored in the clips marked SPARE HEATING ELEMENTS Heating elements are an integral part of the vacuum charged core A factory exchange core can be shipped immediately from stock Refer to Core section for details CABINET PANELS Bolt on cabinet panels
17. f use loss of business damages indirect or conse quential damages demands penalties fines expens es including legal expenses costs obligations and causes of action of any kind arising wholly or partly from negligence or omission of the user or the mis use incorrect application unsafe application incor rect storage and handling incorrect installation lack of maintenance improper maintenance or improper operation of products furnished by the Company Edmonton Head Office Oakville Orillia 1 800 661 8529 1 800 410 3131 1 877 325 3473 780 466 3178 905 829 4422 705 325 3473 F 780 468 5904 F 905 829 4430 F 705 325 2106 Houston 1 855 219 2101 281 506 2310 F 281 506 2316 Greensburg 1 800 473 2402 812 663 4141 F 812 663 4202
18. it It is of the automatic reset type and therefore the heater may restart without warning The heater is not to be operated with the high limit disabled or disconnected from the control circuit Venting pressure of the pressure relief valve is factory set Do not tamper with lock nut Do not tamper or remove warning label indicator on the PRV figure 1 11 12 13 14 15 16 17 18 19 20 21 Operate the heater only while it is permanently mounted in an upright position Refer to the Installation Mechanical section for details Heater must be kept clean When operating in a dirty environment regularly clean the finned tubes fan and fan guard Follow the recommended maintenance procedures Refer to the Heater Maintenance Checklist section for details The heater core is vacuum charged and contains propylene glycol If any fluid leakage occurs from the heater disconnect it from the power supply and have the core replaced with a factory supplied core Refer to the Repair and Replacement section for details Do not operate the heater with any of the louvers fully closed or overriding their stops Do not operate the heater in atmospheres corrosive to steel or aluminum Do not operate heater in ambient temperatures above 40 C 104 F Use factory approved replacement parts only See applicable electrical codes for seal requirements in field installed conduits Factory installed
19. less with an Integral Disconnect switch require 1 25mm mounting clearance above teh heater see Dimension F in Figure 5 DIMENSIONAL TOLERANCES 0 118 3 mm UNLESS OTHERWISE SPECIFIED I 7 4 0 4 189 10 mm 1 5 38 mm MAX E M32 OR M25 ADAPTORS FOR FIELD WIRING D 72 1829mm IN PP o For the maximum mounting height to ensure warm air reaches the floor refer to the FIGURE 5 SPECIFICATIONS section ELECTRICAL WARNING Disconnect heater from power supply at fuse box before opening enclosures or servicing heater Lock the switch in the OFF open position and or tag the switch to prevent unexpected power application GENERAL FIELD WIRING 1 Use only conductors and approved explosion proof wiring 1 The supply conductors ground conductor and room thermostat methods during installation Refer to the Technical Data table and conductors see point 2 page 4 all pass through the 1 NPT opening heater data plate for conductor rating see Figure 4 and are to be wired into the control enclosure see Figure 2 External overcurrent protection is required Refer to the Technical Data 5 table and heater data plate for voltage frequency amperage and phase Supply voltage is to be within 10 of the data plate voltage 2 Heater may be supplied with a factory installed built in room ther
20. mostat 3 The heater must be installed by qualified personnel in strict compliance On heaters not supplied with this option it is recommended that a with the electrical code remote room thermostat be used Connect the remote room thermostat 4 All heaters come factory prewired and ready for direct connection to the conductors to the printed circuit board terminal block marked TSTAT power supply leads Any thermostat used with this heater must 5 Heater control box may be supplied with two 1 11 5 NPT conduit entries a be of an explosion proof type for field wiring All unused openings shall be closed off with supplied b berated 125 V minimum conduit plug c have a minimum 2 amp capacity and 6 The heater must be individually fused preferably with Class J time delay d on temperature rise fuses for maximum safety Unless stated otherwise in your local code fuse size shall be 125 of the line current or next size larger FINAL INSPECTION Before application of electrical power a Check that all connections are secured and comply with the applicable wiring diagram see Figure 7 and code requirements 1 NPT opening b Confirm that the power supply is compatible with the data for field wiring plate rating of the heater Remove foreign objects from the heater d Install all covers and verify that all enclosures are well secured and ATH e Ensure that the fan rotates freely See Figure 5 for proper
21. ndary 25 VA 40 or 75 amp Rated for 500 000 mechanical operations 120 Volts 15VA coil separately fuse protected Heat Transfer Fluid Long life formulated propylene glycol and water Cabinet Material 14 ga 0 075 in 1 90 mm steel Epoxy coated with five stage pretreatment including iron phosphate Steel with integral aluminum fins vacuum charged and hermetically sealed Conduit Material Heavy walled 0 1222 in 3 1 mm steel Overpressure Protection Preset 100 psig 690 kPa seep pressure relief valve aluminum body no field servicable parts Operational Temperature Limitations 20 C to 40 C 4 F to 104 F 45 C to 80 C 49 F to 176 F short term to 120 C 248 F Do not immerse in water Do not store Storage Limitations or use areas exposed to rain or snow HEATER ASSEMBLY DIAGRAM d Cl Ar Optional built in thermostat replaces item 16 See control enclosure assembly diagram below See high limit assembly diagram below CONTROL ENCLOSURE HIGH LIMIT ASSEMBLY DIAGRAM ASSEMBLY DIAGRAM BUS BAR CONFIGURATION BUS BAR CONFIGURATION BUS BAR CONFIGURATION ALL 1 PHASE MODELS ALL 3 PHASE 60 HERTZ amp 3 PHASE 50 HERTZ 415 3 PHASE 380 VOLT 50 HERTZ MODELS ONLY VOLT MODEL O PARTS LIST FORCED AIR ELECTRIC HEATERS TS rr mem _25 12 5 200N 200 80 ow 6 sre O ana Rise O 2
22. protrude a minimum of 1 16 1 6mm inside enclosures Taper threaded connections must be at least hand tight O Check electrical resistance on all load side legs Reading should be balanced 5 2 MECHANICAL O Check for fluid leakage The heater core is vacuum charged and contains propylene glycol Inspect the Pressure Relief Valve label indicator for signs of rupture and degradation If the paper is torn disintegrated or otherwise compromised this is an indication that fluid has leaked from the core If any fluid leakage occurs from the heater disconnect it from the power supply and have the core replaced A factory supplied exchange core can be shipped immediately from stock Refer to the repair and Replacement section for details O Check all enclosures Interior of enclosures must be clean dry and free of foreign materials Threaded covers must be installed and hand tight Note Enclosure joints are metal to metal Do not use gasket material or sealant in joints A grease is applied to the joints at the factory and should be left intact O Check motor shaft bearing play Replace motor if play is excessive or if motor does not run quietly and smoothly Motor bearings are permanently lubricated O Check fan Replace immediately if cracked or damaged O Check louvers Louver screws should be tight Louvers shall not be fully closed or override stops O Check the tightness of all hardware All nuts and bolts including mounting hardware
23. roper storage and handling of the product improper application or the misalignment of parts No warranty applies to paint finishes except for manufacturing defects apparent within 30 days from the date of installation The Company neither assumes nor authorizes any person to assume for it any other obligation or liability in connection with the product s The Purchaser agrees that all warranty work required after the initial commissioning of the product will be provided only if the Company has been paid by the Purchaser in full accordance with the terms and conditions of the contract The Purchaser agrees that the Company makes no warranty or guarantee express implied or statutory INCLUDING ANY WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE written or oral of the Article or incidental labour except as is expressed or contained in the agreement herein LIABILITY Technical data contained in the catalog or on the website is subject to change without notice The Company reserves the right to make dimensional and other design changes as required The Purchaser acknowledges the Company shall not be obligated to modify those articles manufactured before the formulation of the changes in design or improvements of the products by the Company The Company shall not be liable to compensate or indemnify the Purchaser end user or any other party against any actions claims liabilities injury loss loss o
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