Giant P207 Heat Pump User Manual


 
14
Reassembly sequence of the P205/P206/P207/P208/P209/P210/P211 PUMPS
1) If oil seals (19) were removed, replace with seal lip towards crankcase. Lubricate seals before replacing.
Contact Giant for assistance with the reassembly of the gear end.
2) Replace seal case (20) with o-rings (21) over plungers. Generously lubricate o-rings and oil seal before
reassembly. Replace weep v-sleeve (23A) over plungers (16)..
3) Generously lubricate v-sleeve (23). Assemble v-sleeves (23) into valve casing (#26). Assemble weep
return ring (25) and pressure ring (24) over plungers (16). Slide valve casing over plungers and seat
firmly. Replace the eight socket head cap screws (34) and tighten to 105 inch-pounds in a crossing
pattern.
4) Replace the six o-rings (31) and the six valve assemblies (32X). Now replace the six valve plug o-rings
(33). Apply one drop of Loctite 243 to the valve plugs (32) and tighten to 59 ft.-lbs.
REPAIR INSTRUCTIONS - P205/P206/P207/P208/P209/P210/P211 PUMPS
NOTE: Contact Giant Industries for Service School Information. Phone: (419)-531-4600
For maintenance of the gear end of your pump contact Giant Industries or your local distributor.
Phone: 419/531-4600
NOTE: If there are
deposits of any kind (i.e.,
lime deposits) in the valve
casing, be certain that the
weep holes in the weep
return ring (25) and valve
casing (26) have not been
plugged.
10. If the ceramic plunger pipe
(16) is damaged, replace
entire plunger assembly by
removing crankshaft (13).
Contact Giant for further
details.
Preventative Maintenance Check-List & Recommended Spare Parts List
Check Daily Weekly 50hrs Every Every Every
500 hrs 1500 hrs 3000 hrs
Oil Level/Quality X
Oil Leaks X
Water Leaks X
Belts, Pulley X
Plumbing X
Recommended Spare Parts
Oil Change (1 Gallon) p/n 1154 X X
Seal Spare Parts (1 kit/pump) X
(See page 12 for kit list)
Oil Seal Kit (1 kit/pump) X
(See page 12 for kit lit)
Valve Spare Parts (1 kit/pump) X
(See page 12 for kit list)