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Table 4. Tightening Torque Requirements (Ft. lbs.)
HH1500 HH2000 HH3600 HH4500 HH5800 HH8000
Side Rod 880 ±35 880 ±35 1100 ±35 1850 ±75 2560 ±75 3300 ±75
Valve Box
Set Bolt
280 ±20 280 ±20 330 ±20 330 ±20 590 ±35 590 ±35
Valve Cap Bolt 175 ±20 280 ±20 330 ±20 330 ±20 480 ±35 480 ±35
Mode Valve
Set Bolt
N/A 70 ±3 70 ±3 70 ±3 70 ±3 70 ±3
Bracket Bolt 400 ±35 840 ±35 1320 ±35 2600 ±35 2600 ±35 2600 ±35
Side Rod
Back Nut.
&
Mode Valve
Set Bolt
Valve Box Set Bolt
(HH1500, HH2000,
HH3600)
Valve Box Set Bolt
(HH4500, HH5800,
HH8000)
Valve Cap Bolt
(HH2000 and up)
Figure 5. Tightening Sequence
GREASING REQUIREMENTS
The hammer should be greased each startup and after every 2-3 hours of operation. The
grease nipple is located at the front cap as shown in Figure 6. Approximately 10 shots in
the front cap are recommended when the tool is at the upper limit of travel.
Figure 6. Grease Fitting
Figure 6.
1 3
4
2
5
1
3
62
4
7
135
26
4
8
4
1
3
25