Ingersoll-Rand 72643D Heat Pump User Manual


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72643-X-D
Page 4 of 4
TROUBLE SHOOTING
No Material. (Stalled Pump.)
• Obstructed Material Line. Disconnect air supply. Relieve all fluid
pressure in pump. Remove Obstruction in system.
No Material (Pump Continually Cycles.)
• Empty material supply. Shut down system. Replenish material
supply.
Material on one stroke only. (Fast Upstroke.)
• Item (7) cup packing is worn. Remove the cup packing. Replace
cup packing.
Material on one stroke only. (Fast Downstroke.)
• Item (11)ball in (12)seat is notproperly seating. Removethe seat.
Clean and inspect ball andseat. If either is damaged. replace with
new parts.
P/N97999-634
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