117
PW / PY Series
Refer to Figure 10.
Disassembly
1. Prior to removal of the auxiliary pump, place a
mark on the auxiliary pump, charge pump (41)
and end cap (25) for alignment at assembly.
2. Use a 10mm wrench to loosen the auxiliary
pump bolts (56) from the end cap (25). While
holding the auxiliary pump in place, remove the
bolts (56).
3. Remove the auxiliary pump, gasket, O-ring (39)
and charge pump (41). While removing the
charge pump, be sure to retain the spring and
ball (44A) housed in the end cap (25).
4. Remove the plug (66) from the filter cover
(67).
5. Use a 7/8 inch wrench to remove the filter cover
assembly (67) from the pump.
6. Remove the O-ring and filter (54).
7. Remove the charge relief valve assembly (44)
and auxiliary relief valve assembly (45) from the
auxiliary pump.
Inspection
1. With the auxiliary pump removed, inspect the
pump running surfaces for wear or damage.
REMOVAL, INSPECTION AND/OR
REPLACEMENT OF AUXILIARY
PUMP (IF EQUIPPED)
Figure 10. PW / PY Series Auxiliary Pump
2. Inspect all O-rings, gasket and mounting
seats.
3. Inspect the filter cover assembly threads and
filter for wear, damage or foreign material.
Assembly
1. Install the check ball, spring, and cap as one
assembly (45) into the auxiliary relief valve port.
Tighten to the correct torque value. See page
110.
2. Install the poppet, spring and cap as one
assembly (44) into the charge relief port. Tighten
to the correct torque value. See page 110.
3. Install the filter (54) and O-ring into the filter
cover assembly (67). Install the assembly (67)
into the auxiliary pump and tighten. Install the
plug (66) into the filter cover (67).
4. Lay the PW pump (input shaft down), so the end
cap is horizontal. Install the O-ring (39) into the
charge pump (41).
5. Install the gasket onto the auxiliary pump.
6. Make sure that the ball and spring (44A) are
seated in the end cap (25), then position the
auxiliary pump and gasket with the aligning mark
on the charge pump (7). Insure that the pump
fully engages the alignment pins (69).
7. Align and insert the bolts (56) into the auxiliary
pump. While holding the auxiliary pump and
charge pump in place, tighten the bolts (56) per
table 2, page 110.
45
168
66
67
54
(2X) 56
44
40
69
39
41
39
44A
1
25
Summary of Contents for HGM-H Series
Page 1: ...BLN 0043 January 2018 HGM H Series Motor Service and Repair Manual ...
Page 25: ...24 HGM H HGM H MOTOR EXPLODED VIEW ...
Page 29: ...HEMTM Series Motor Service and Repair Manual BLN 0083 January 2018 ...
Page 52: ...PRM MOTOR Service and Repair Manual ...
Page 56: ...PRM 3 EXTERNAL FEATURES PRM MOTOR Figure 1 PRM External Features ...
Page 77: ...24 PRM SECTION 8 PARTS LIST Figure 48 MA04K030 ...
Page 81: ...BLN 50231 January 2018 BDP 10L PL Hydrostatic Pump Service and Repair Manual ...
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Page 100: ...HGM 12P LSHT Wheel Motor Service and Repair Manual BLN 52197 January 2018 ...
Page 102: ...2 Exploded view HGM P ...
Page 117: ...HGM E LSHT Wheel Motor Service and Repair Manual BLN 52198 January 2018 ...
Page 144: ...2 P Series EXTERNAL FEATURES PC SERIES Figure 1 PC Pump with Standard Charge Pump ...
Page 146: ...4 P Series EXTERNAL FEATURES PJ SERIES Figure 3 PJ Pump with Standard Charge Pump ...
Page 147: ...5 P Series Figure 4 PK Pump With Standard Charge Pump EXTERNAL FEATURES PK SERIES ...
Page 176: ...34 PC Series Figure 16 PC Pump BOXES INDICATE ITEMS INCLUDED IN Kit Number ...
Page 192: ...52 PG PE Series Figure 17 PG PE Pump BOXES INDICATE ITEMS INCLUDED IN KITS Kit Number ...
Page 208: ...70 PJ Series Figure 17 PJ Pump BOXES INDICATE ITEMS INCLUDED IN Kit Number ...
Page 224: ...88 PK Series Figure 17 PK Pump BOXES INDICATE ITEMS INCLUDED IN Kit Number ...
Page 240: ...106 PR Series Figure 17 PR Pump BOXES INDICATE ITEMS INCLUDED IN KITS Kit Number ...
Page 261: ...HGM C LSHT Wheel Motor Service and Repair Manual BLN 52690 January 2018 ...