SERVICE REPAIR
S135FT S155FT [D024]
1900 SRM 1136
Single Gear Pump Assembly Repair
General
This section includes a description and the repair
procedures for the hydraulic gear pump assembly.
The following lift truck models, S30FT, S35FT,
S40FTS (E010); H1.6FT, H1.8FT, 2.0FTS (H30FT,
H35FT, H40FTS) (F001); S2.0-3.5FT (S40-70FT,
S55FTS) (F187); H2.0-3.5FT (H40-70FT) (L177) can
be equipped with one of three different gear pumps:
24 cc/rev, 25.7 cc/rev, or 29.4 cc/rev.
The following lift truck models, S4.0, 4.5, 5.5FT,
S5.5FTS,
(S80, 100, 120FT; S80, 100FTBCS;
S120FTS; S120FTPRS) (G004) and H4.0FT5/FT6;
H4.5FTS5, H4.5FT6; H5.0-5.5FT (H80, 90, 100, 110,
120FT) (N005, P005) can be equipped with one of
two different gear pumps: 41.3 cc/rev, or 51.6 cc/rev.
Lift
truck models H4.0FT5/FT6;
H4.5FTS5,
H4.5FT6; H5.0-5.5FT (H80, 90, 100, 110, 120FT)
(N005, P005) can also be equipped with a 46.5 cc/rev
gear pump.
The following lift truck models, S6.0FT, S7.0FT,
(S135FT,S155FT) (D024, E024); H6.0FT, H7.0FT
(H135FT, H155FT) (H006, J006) can be equipped
with one of two different tandem gear pumps: 63.3
cc/rev or 68.5 cc/rev.
The repair procedures are similar for each type of
gear pump. When the repair has been completed, see
the Gear Pump Specifications section in this manual.
Repair information for other components of the hy-
draulic system are found in the following manuals:
Steering Axle 1600 SRM 1133, Main Control
Valve 2000 SRM 1137, and Mast Repairs, 2, 3,
and 4-Stage Masts 4000 SRM 1148 for all lift
truck models except S4.0, 4.5, 5.5FT, S5.5FTS, (S80,
100, 120FT; S80, 100FTBCS; S120FTS; S120FT-
PRS) (G004); H4.0FT5/FT6; H4.5FTS5, H4.5FT6;
H5.0-5.5FT (H80, 90, 100, 110, 120FT) (N005, P005);
S6.0FT, S7.0FT, (S135FT,S155FT) (D024, E024) and
H6.0FT, H7.0FT (H135FT, H155FT) (H006, J006).
For lift truck models S4.0, 4.5, 5.5FT, S5.5FTS, (S80,
100, 120FT; S80, 100FTBCS; S120FTS; S120FT-
PRS) (G004); H4.0FT5/FT6; H4.5FTS5, H4.5FT6;
H5.0-5.5FT (H80, 90