Hitachi EX1900-5 Operator's Manual page 239

1. Adjusting Greasing Interval
Turn adjusting switch (9) located in room (8) under
the cab to the desired position out of four possible po-
sitions: 3, 5, 10, and 15 minutes.
Greasing Interval
(minutes)
2. Adjusting Greasing Volume
Loosen locknut (11) on injector (3). Turn adjusting nut
(10) (indicator pin) clockwise until it stops. This is the
minimum delivery position of 0.168 cm
Turn adjusting nut (10) (indicator pin) counterclock-
wise approximately 10 turns. This is the maximum de-
livery position of 1.165 cm
priate greasing volume between the maximum and
minimum volumes. Tighten locknut (11).
NOTE: Injectors (3) have been adjusted as shown be-
low at the time of shipment:
Front attachment joint pins: Maximum
Swing bearing: Minimum
Center joint: Minimum
Model
Min. Volume 0.168±40%
Max. Volume 1.165±40%
NOTE: Use injector (SL-11) to the arm tip hinge pin on
the loading shovel front attachment.
MAINTENANCE
3
5
10
15
3
(0.010 in
3 3
(0.071 in ). Select appro-
SL-1 SL-11
1.165±15%
8.163±5%
8
9
3
).
7-107
M18C-01-012
M146-07-050
10
11
3
M117-07-173