Utica Boilers UB95M-200 Operation and Installation Manual
Contents
1. Z LLI LLI al A A Y P N 240005544 Rev 1 1 04 06 GAS FIRED DIRECT VENT MODULATING HOT WATER BOILER HONEYWELL AM HAM 0 10VDC MODULE INSTALLATION INSTRUCTIONS P N 240005544 Rev 1 1 04 06 Printed in USA Made In USA INSTALLATION PROCEDURE Electrical shock hazard Turn off power to the boiler before proceeding with the installation Failure to comply could result in severe personal injury death or substantial property damage MOUNTING AND WIRING THE HAM MODULE KIT COMPONENTS e HAM Module with cable clamp and screws e Ribbon Cable e 2 6x Hex Head Screws TOOLS REQUIRED e Phillips head screwdriver e Flat head screwdriver e Small flat head screwdriver e Wr nut driver Drill and 3 32 drill bit Ribbon Cable Base and PC Board Assembly Figure 1 HAM Module Assembly 1 Remove boiler front jacket panel by pulling panel away from boiler 2 Insert a small flat blade screwdriver into slot on bot tom of HAM Module at tapered end of module cover and gently pry off the cover 3 With HAM cover removed carefully insert either end of the ribbon cable into the HAM plug Cable will fit into the cutout on the end of the module cover and base See Figure 1 4 Route multiple boiler controller wires and alarm wires through the boiler cable ways along with the other wir ing Strip ends and attach to the terminals shown in Figure 2 Use the cable clamp2. supplied in the HAM kit to secure the alarm wires to the module 0 10vdc signal from multiple boiler control z ana Lota i Sa ee EAE AEE ara 7 noo oom y agg rr ea or 1 oe a5 Ray il g 3 ttt 4 E TOA TT i T i nr f 1 j IN AEN E Spis wath S g i H f i an a n f j 4 t 2A 4h A aS HUT HE H t 3 i 43 ji as t 4 TET P i z ak 9 rs SCHRACHE i 3 9 73061 B1 Alarm Terminals Figure 2 HAM Wiring Connections 5 Mount HAM Module to right jacket or surface exte riour of boiler 6 Fasten HAM cover on the module 7 Plug the end of the ribbon cable into the empty sock et on the left end of the boiler control module 8 Restore power to the boiler PROGRAMMING THE BOILER CONTROL MODULE IMPORTANT The factory default setting for opera tion of the boiler control module is for thermostat con trol The module must be programmed as described in the following to operate from a 0 10vdc input sig nal to operate correctly with the AM4 module Follow instructions in the Installation Manual P N 240006103 and the Control Manual and Installation Instructions P N 240006104 to install set up and adjust the boiler DIFFERENCES FROM STANDARD OPERATION 1 The HAM module responds to a signal from the multiple boiler controller The boiler will not cycle on thermostat action but on the control signal from the
3. 95M 200 GAS FIRED DIRECT VENT MODULATING HOT WATER BOILER HONEYWELL AM HAM 0 10VDC MOD ULE INSTALLATION INSTRUCTIONS Requires Kit 550001314 The Honeywell AM HAM kit allows the boiler s mod ulation to be controlled by an external 0 10vdc signal supplied by most modulating multiple boiler controls A warninc amp This document must only be used by a quali fied heating installer or service technician Read all instructions including this Supplement the Boiler Installation Manual p n 240006103 the Control Manual and Operating Instructions P N 240006104 and the Parameter Guide P N 240006105 before installing Perform steps in the order given Failure to comply could result in severe personal injury death or substantial property damage IMPORTANT The alarm contacts of the HAM mod ule are rated for 2 amps at 120 vac All hard lockout conditions of the boiler control module will cause an alarm Soft lockouts will not cause an alarm In addition to mounting and wiring the HAM module to each boiler operated by the multiple boiler con troller you will need to program the boiler control module of each boiler to accept a 0 10vdc input sig nal as described in these instructions 4 IMPORTANT Installation must comply with local re quirements and with the National Fuel Gas Code ANSI Z223 1 for U S installations or CSA B149 1 or B149 2 for Canadian installations Z O O a j Y Z lt
4. HAM module to the boiler control module To test boiler operation you will need to operate the multiple boiler controller to signal the boiler to initiate a call for heat to test the boiler and controls 2 Parameter readouts Boiler Control Module e Parameter 4 will not show outside temperature The boiler control module does not use an outside sensor when using the HAM module e Parameter 6 will not show target outlet water tem perature Water temperature control is performed by the multiple boiler controller PROGRAMMING THE CONTROL MODULE FOR HAM INPUT 1 You must program the boiler control module to ac cept the 0 10 vdc input signal from the HAM module as described on the next page A WARNING amp Do not attempt to revise any other control set tings except those covered in the Boiler Control Manual P N 240006104 and Parameter Guide P N 240006105 Perform only the revisions de scribed in this document and the aforementioned manuals Failure to comply could result in erratic or unreliable operation of the boiler 2 Once the instructions for preparation of the boiler are completed activate code mode on the boiler control module as follows a Press and hold the Step button Continue hold ing Step and press Mode as well Hold both but tons for 2 seconds or longer The module readout will change to CODE Release the Step and Mode buttons b Press Step once The m
5. ing the jobsite REPLACE BOILER COMPONENTS Replace all boiler components and boiler front jacket panel A WARNING Replace boiler jacket front door after servicing The boiler front door must be securely fastened to the boiler to prevent boiler from drawing air from inside the boiler room This is particular ly important if the boiler is located in the same room as other appliances Failure to keep the door securely fastened could result in severe personal injury or death
6. n perform the above steps but set parameter 34 so display shows 00 instead of 04 4 Exit code mode by pressing once TEST amp VERIFY BOILER CONTROL OPERATION 1 Follow the steps in the Installation Manual and Con trol Manual and Operating Instructions to test operation of the boiler and its controls To initiate a call for heat you will have to operate the multiple boiler controller to activate the boiler 2 Verify the boiler modulates correctly by adjusting the multiple boiler controller 3 The control response to the 0 10vdc signal will be e Boiler on for voltage above 0 5vdc e Boiler at low fire at voltage between 0 5 and 1 8vdc e Boiler at high fire at voltage of 10vdc e Boiler modulates between high fire and low fire for voltage between 1 8 and 10vdc TEST HAM ALARM CIRCUIT IF USED IMPORTANT The HAM will close the alarm relay contacts on any hard lockout of the boiler control module It will not send an alarm on soft lockouts 1 With the boiler electrical power OFF unplug one of the electrical connectors to either the supply or return temperature sensor 2 Restore power to boiler and allow to cycle 3 The boiler control module should enter a hard lock out causing the HAM alarm relay to close The remote alarm should activate 4 Disconnect boiler power and replace the sensor lead removed in step 1 5 Restore power and verify boiler operation before leav
7. odule readout will show C XX where the XX will be a random number ae J c Use or to change the last two digits until the display shows C 05 NOTE To change numbers one unit at a time tap the or buttons To make the number change quickly hold down or buttons d When the display shows C 05 press Store to enter the code number 3 Revise parameter 34 as follows a Once the code has been stored change to the Parameter mode by pressing the Mode button until parameter mode is selected b Press repeatedly until the readout shows P 34 The readout sequence as you press the button will be 1 140 2 01 3 01 4 190 P 05 P 06 P 07 etc The readout will continue to show P followed by a two digit number that increases each time you press the Step button NOTE The actual parameter values displayed may vary de pending on the application The parameter sequence will al ways occur in the order shown c When the readout shows P 34 stop pushing the Step button Wait a few seconds and the dis play will show the current setting for parameter 34 in the right two display spaces d Press the or buttons to change the value until the display shows 04 e Save the change by pressing the Store button NOTE To return the boiler to thermostat operatio
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