Atlas Copco HC 150

Bolt connections/Tightening torques HC 150 - HC 450
The bolt connections of hydraulic compactors are subjected to very high loads.
♦
Tighten any loose connections without exceeding the recommended tightening torques.
HC 450HC 350HC 150Pos.Connection point
Allen key
size 14
219 Nm
-ARotating mechanism
Adapter plate*
(fixing bolts)
Allen key/open-ended wrench
size 14/24
295 Nm
-BRotating mechanism
(fixing bolts/nuts)
Allen key
size 17
410 Nm
Allen key
size 14
219 Nm
CAdapter plate*
(fixing bolts)
open-ended wrench
size 19
93 Nm
open-ended wrench
size 24
230 Nm
D/ERubber isolators
(fixing bolts/nuts)
open-ended wrench
size 24
230 Nm
FTamper plate
(screws and nuts)
open-ended wrench
size 19
93 Nm
open-ended wrench
size 17
54 mm
GHydraulic motor
(fixing bolts)
open-ended wrench
size 22
148 Nm
open-ended wrench
size 17/19
54/93 Nm
HCover
(fixing bolts)
open-ended wrench
size 15
pretighten finger tight, then 1 - 2 turns tighten with the open-ended wrench
IAir breather valve
Allen key
size 8
30.5 Nm
JDrain plug
Allen key
size 7
pretighten finger tight, then 1 - 2 turns tighten with the Allen key
KOil level indicating plug
Treat the threads of the Allen screws with Anti-seize prior to screwing them in.
The contact face of the screw head and the lock washers must not be lubricated.
*
37© 2014 Construction Tools EOOD | No. 3390 5121 01 | 2014-11-19
Original instructions
MAINTENANCEHC 150, 350, 450, 850, 1050, 1055