Giant CP220 Water Pump User Manual


 
10
Reassembly sequence of the CP200 pumps
1) If oil seals (19) were removed, replace with seal lip towards crankcase. Lubricate seals before replacing.
2) Replace seal case (20) with o-rings (21) over plungers. Generously lubricate o-rings and oil seal before
reassembly. Replace v-sleeve (23A) over plungers (16)..
3) Generously lubricate v-sleeve (23). Assemble v-sleeves (22) into valve casing (#26). Make sure spacer
ring (30E - CP230 pumps only) is present in the valve casing. 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 - CP200
NOTE: Contact Giant Industries for Service School Information. 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
(16B) is damaged, remove
the plunger bolt (16C) and
plunger extension (16E-
CP230 only). Discard the
old plunger pipe (16B)
and copper gasket (16D).
Clean the old locktite from
the plunger bolt (16C) and
plunger base (16A).
Replace the plunger pipe,
plunger extension (16E-
(P230 only) and locktite the
plunger bolt and torque to
220 inch-pounds. Make
sure you use a new
gasket (16D) with the
plunger bolt.