High Security Outdoor Public Bike Pump NO Gauge Service Manual
Contents
1. not to damage the seal 16 Replace O ring on piston Kit Item T piston seal Kit Item G and wear ring Kit Item C Note the piston seal sits with the open end towards the bottom of the pump Place bushing on rod Do not forget to replace upper bumper Kit Item K Tighten Piston housing and Piston nut 18 Grease top of Pump Cylinder Bottom Bumper should still be in the bottom of the Pump Tube 15 Remove o rings that are to be replaced on the bushing Replace with new o rings Kit Item H and M Take care not to damage the o rings on any material edges they may have to go over 17 Re grease o rings on Bushing Place a thin layer of grease below the bushing on the Pump Rod 19 Slide Piston and Pump Rod into Pump Tube Start with piston at an angle taking care not to damage the Rod Wiper Seal or force it to fold while entering the tube It may help to gently guide the Rod Wiper Seal into the pump tube by using your finger nail or a soft plastic hook tool 20 Press Pump cvlinder on to Bushing until it is snug on the last o ring and it feels like it has clicked into place 21 Re grease o ring on Foot Valve Replace Foot Valve into bottom of Pump Tube aun foe A 23 Use a spanner tool or two small wrenches to press 22 Grease the inside of the top of the Pump Housing and return the entire pump contents in to the Pump Housing 24 Hand tighten the pump cap onto the pum2. High Securitv Outdoor Public Bike Pump NO Gauge Service Manual 8804 Full pump overhaul Tools Needed 4 5mm 3 16 hex key 16mm wrench Small Screwdriver Adjustable wrench Needle nose pliers Clean working space ae A Pin Spanner Tool 7 B Pump grease 7 C Piston wear ring D PTFE tape E Check balls Qty 2 F Wiper seal G Piston seal H Cylinder O ring Qty 2 I Piston O ring J Rod O ring K Upper bumper O ring L Lower bumper O ring M Bushing O ring Qty 2 ne WwW N 10 11 12 13 15 16 Lilo a Eli eel 17 18 19 20 21 22 23 24 Pump Part Overview Kit Handle 2 Cap 3 Wiper seal 4 Bushing O ring Kit item M 5 Bushing O ring Kit item M 6 Bushing 7 Cylinder O ring Kit item H 8 Upper bumper Kit item Ko 9 Piston Rod 10 Rod O ring Kit item J 11 Check ball Kit item F 12 Piston housing 13 Piston O ring Kit item P 14 Piston wear ring Kit item C 15 Piston seal Kit Item G 16 Piston Nut 17 Cylinder 18 Lower Bumper Kit item T 19 Check plug 20 Check ball Kit item F 21 Cylinder O ring kit item H 22 Foot valve 23 Pump Housing 24 Air hose assembly Steps 1 With a pin spanner tool Kit Item A remove the aluminum pump cap by unscrewing it in a counter clockwise direction 4 Remov
3. e the Piston Rod from the Pump Cylinder 5 Clean off grease and contaminants using a rag or parts washer 7 Remove o ring from Foot Valve and replace with O ring Kit Item H iba 3 Clean off grease and contaminants using a rag or parts washer 6 Remove the foot valve from the bottom of the cylinder by pulling Clean the inside of the cylinder Replace the bottom bumper that is inside cylinder Kit item T dm 8 To replace the Check Ball use a screwdriver and a 4 5mm 3 16 Allen wrench to remove the plug from the Foot Valve The screwdriver should fit in the bottom holes Turn the brass plug counter clockwise to remove 9 When the brass plug is free remove the Check Ball and clear the Foot Valve of anv obstructions Replace the check ball kit Item F a 10 Apply PTFE tape Kit Item D to the brass plug 11 Remove the bottom piston nut using adjustable and tighten in reverse order of step 7 wrench and 16mm wrench Remove piston seal Kit item G Beg TON LP Woe rs i a owt Da ve i al J D Peo h a i tAwf lt i A aT Fah PNR S dir L J A ees v bo l l 4 gt NA ipt at 4 re 12 Remove piston using a 16mm wrench and an 13 Replace check ball Kit Item F Jand o ring Kit adjustable wrench Item J 14 Remove rod wiper seal using a pliers Be careful not to damage plastic Replace wiper seal Kit Item F Be careful
4. p the bushing snugly into the pump housing until the top housing of the bushing and pump housing are flush 25 Using the spanner tighten the cap in a clockwise direction until it stops moving 26 Test the pump by inflating a bike tire Leave the pump connected to the pressurized bike tire and listen for leaks Saris Cycling Group 5253 Verona Road Madison WI 53711
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