Atlas Copco HC 150

Bolt connections/Tightening torques HC 850 - HC 1055
The bolt connections of hydraulic compactors are subjected to very high loads.
♦
Tighten any loose connections without exceeding the recommended tightening torques.
HC 1055HC 1050HC 850Pos.Connection point
Allen keyAllen keyARotating mechanism
Adapter plate*
(fixing bolts)
size 17
410 Nm
size 14
219 Nm
Allen key/open-ended wrenchAllen key/open-ended
wrench
BRotating mechanism
(fixing bolts/nuts) size 17/30
580 Nmsize 14/24
295 Nm
Allen keyAllen keyCAdapter plate*
(fixing bolts) size 22
1500 Nm
size 17
410 Nm
open-ended wrenchopen-ended wrenchD/ERubber isolators
(fixing bolts/nuts) size 27
329 Nm
size 19
329 Nm
open-ended wrenchFTamper plate
(screws and nuts) size 36
798 Nm
open-ended wrenchGHydraulic motor
(fixing bolts) size 24
230 mm
open-ended wrenchHCover
(fixing bolts) size 22
148 Nm
open-ended wrenchIAir breather valve
size 15
pretighten finger tight, then 1 - 2 turns tighten with the open-ended wrench
Allen keyJDrain plug
size 8
30.5 Nm
Allen keyKOil level indicating plug
size 7
pretighten finger tight, then 1 - 2 turns tighten with the Allen key
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.
*
39© 2014 Construction Tools EOOD | No. 3390 5121 01 | 2014-11-19
Original instructions
MAINTENANCEHC 150, 350, 450, 850, 1050, 1055