Table of Contents
Advertisement
Monobloc Outdoor Unit
15.6.
Other checks on Unit
It is useful to check periodically the tightening torques for main electrical components and mechanical connections.
15.6.1.
Tightening torques for the main electrical components
Component
Disconnecting switch (option)
Terminal Bloc X1
Terminal Bloc X3
Contactor (Power and control)
Thermal relay
Transformer
Connections on compressor
Screw on phases (Only for 21kW)
Compressor variable speed drive
6 M10 nuts
2 M10 or M8 nuts
9 M8 nuts (with fuses and bus bars)
15.6.2.
Tightening torques for the main bolts and screws
Screw Type
M8 H Wood screw
M8 H nut
Taping screw D=4,2mm
Taping screw D=3mm
M6 Taping screw
M8 Screw
D1" & D1"1/4" Gas nut
D1/2" Gas nut
M6 H nut
15.6.3.
Visual inspections
Realize a visual inspection of unit, if corrosion points are appeared on unit, apply actions to eliminate or decrease the
propagation of corrosion.
15.6.4.
Drain the water
Verify that any debris or other deposits obstruct holes of base pan allowing evacuation of water at outside of unit.
Designation in the unit
L1 /L2 /L3/N/PE
L1 /L2 /L3/N/PE
L1 /L2 /L3/N
PE
1/2/3
Utilisation
Chassis fixing to shipping pallet
Compressor fixing to base pan
BPHE & Receiver fixing
Sheet metal parts, Plastic grid & electrical components
Deflector assembly on front panel
Fan sub assembly & Chassis assembly on feet
Water pump assembly on the partition panel
Water pump inlet and outlet pipe connections
Water filling system & nut assembly on inlet water pump pipe
Fan propellers assembly on fan motor
Value (N.m)
2
1,5 to 1,8
0,6 to 0,8
1.5
2.5
1.7
2.5
1.2
1.2
1.2
152
Service Manual
Value (N.m)
13
15
4.2
2
7
15
70
20
7
Advertisement
Table of Contents
