Tighting Torque, Surface Treatment - Specifications: Specifications

Tighting Torque, Surface Treatment - Specifications: Specifications Volvo V50 I

GENERAL TIGHTENING TORQUES

Note. Screws coated with a locking fluid or self locking nuts must be replaced with new screws when reinstalling.

See the table below to find the tightening torques for components not included in the summary.

Nuts and screws which are not self locking can be reused provided that they are in good condition.

Applies to screwed joint with strength class 8.8.
Thread	Tightening torque (Nm)
M5	5
M6	10
M7	17
M8	24
M10	50
M12	80
M14	130

SUMMARY OF TIGHTENING TORQUES FOR SPECIFIC COMPONENTS

Note. Screws coated with locking fluid or sealant must be replaced with new screws on installation.

Always use new screws and nuts when angle tightening. Any exceptions to this rule will be indicated in the method.

Angle tightening in tight spaces. See: SCREWED JOINT, TORQUE/ANGLE TIGHTENING .

The air conditioning (A/C) system
Connection block evaporator	5 Nm
Linear HP pressure sensor (metal)	8 Nm
Orifice connection (cap nut)	20 Nm
Lower pressure switch (plastic)	4 Nm
Valve housing HP (service valve)	12 Nm
Needle valve/service valve	6 Nm
Service valve	12 Nm
Connection block air conditioning (A/C) pipe at firewall	8 Nm
Mounting screw, drive plate (x52x4xx / B4xx4Sx)	13 Nm
Drive plate mounting nut (D4xx4Tx)	22 Nm
Compressor mounting screw (D4164T)	20 Nm
Mounting compressor pipe/hose connection	20 Nm
Air conditioning clutch drive plate	24 Nm
A/C pipe to condenser	16 Nm
A/C Low pressure pressostat	4 Nm
AC Switch HT	8 Nm
Refrigerant pipe to expansion valve	4.5 Nm
Drier filter	11 Nm
Screw climate control unit	2 Nm
Door mirrors
Mirror	20 Nm
Rear view mirror to front door	8 Nm
Tailgate / trunk lid
Brake light for trunk lid	4 Nm
Outer handle tailgate / trunk lid	4 Nm
Parcel shelf, outer	5 Nm
Door latch to luggage compartment lid	20 Nm
Seat belts
Seat belt tensioner lap	40 Nm
Seat belt tensioner to body	4 Nm
Belt roller front	40 Nm
Seat belt (inertia) reel rear	40 Nm
End mounting rear (lower mounting)	40 Nm
Buckle safety belt to body	40 Nm
Buckle safety belt to seat	45 Nm
Distortion sensor to seat	40 Nm
Front seat
Front seat to body	40 Nm
Front
Bracket to front fender	6 Nm
Bracket to front end	6 Nm
Sun roof
Sun roof frame	10 Nm
Glass sun roof	3 Nm
Engine coolant heater
Flame sensor	3 Nm
Mounting bracket engine coolant heater (3 nuts)	10 Nm
Glow plug	6 Nm
Lower mounting exhaust pipe engine coolant heater	10 Nm
Mounting screw engine coolant heater (bracket connector)	6 Nm
Water pump engine coolant heater	6 Nm
Upper mounting exhaust pipe engine coolant heater	10 Nm
Combustion unit to control module	7 Nm
Contact reel/steering wheel module (SWM)
Contact reel/steering wheel module (SWM)	0.7 Nm
Supplementary restraint system (SRS)
Collision sensor	6 Nm
Airbag module seat (SIPS)	7 Nm
Inflatable curtain to the body	8 Nm
Impact sensor to body	6 Nm
Center console
Transparent center console	0.6 Nm
Center console made of other material	2 Nm
Screw bottom middle console	2 Nm
Trim roof rails
Mounting screws	12 Nm
Side doors
Door cassette	10 Nm
Locking cylinder external handle (vehicles without KVM)	3 Nm
Locking cylinder external handle (vehicles with KVM)	4 Nm
Lock mechanism	8 Nm
Door Window and Rear Quarter Window
Window front side door	8 Nm
Window to power window mechanism rear	8 Nm
Side window adjusting screw	8 Nm
Adjusting screw lift mechanism	8 Nm
Attaching screws side window rear	4.5 Nm
Window fixed, door rear to door	3 Nm
Power window to door	10 Nm
Rear bumper rail
Screws	Step 1........ 18 Nm Stage 2........ angle-tighten 120°
Whiplash unit
Whiplash element, self-tapping Torx screws, fixed seat Whiplash element, lock nuts	9 Nm 18 Nm
Fitting bolt, hinge	18 Nm
Hinge bracket to backrest	9 Nm
Backrest cushion to seat cushion	45 Nm