Dodge Nitro. Manual — part 739

Fig. 35: Wire Gauges, Clutch Plate & Bearing Assembly
Courtesy of CHRYSLER LLC

10. Using 90° wire gauges (1), check the air gap between the clutch plate (2) and the pulley and bearing

assembly (3). If the air gap is not between 0.35 to 0.65 millimeter (0.014 to 0.025 inch), add or subtract
shims as required.

11. Position the A/C compressor onto the mounting bracket.

12. Install the bolts that secure the A/C compressor to the mounting bracket. See INSTALLATION.

13. Connect the engine wire harness to the compressor clutch field coil connector.

14. Install the accessory drive belt (Refer to INSTALLATION ).

15. Reconnect the negative battery cable.

16. Perform the Clutch Break-in Procedure. See STANDARD PROCEDURE.

CLUTCH-A/C COMPRESSOR

2007 Dodge Nitro R/T

2007 HVAC Heating & Air Conditioning - Service Information - Nitro

Fig. 36: Installing Pulley And Bearing Assembly Onto Front Of A/C Compressor
Courtesy of CHRYSLER LLC

NOTE:

Typical A/C compressor and clutch assembly shown in illustrations.

CAUTION: Be certain to position the compressor clutch field coil wire lead so that it

is not damaged during A/C compressor pulley and bearing installation.

CAUTION: When installing the pulley and bearing assembly, DO NOT mar the friction

surfaces of the pulley or premature failure of the clutch will result.

2007 Dodge Nitro R/T

2007 HVAC Heating & Air Conditioning - Service Information - Nitro

1. Install the pulley and bearing assembly (1) onto the front of the A/C compressor. If necessary, tap the

pulley gently with a block of wood (2) placed on the pulley friction surface.

Fig. 37: Using Snap Ring Pliers 9764 Or Equivalent To Remove/Install Snap Ring That Secures
Pulley And Bearing Assembly To Front Of A/C Compressor
Courtesy of CHRYSLER LLC

2. Using Snap Ring Pliers 9764 or equivalent (1), install the snap ring (2) that secures the pulley and bearing

assembly (3) to the front of the A/C compressor (4). Be certain that the snap ring is fully and properly
seated in the groove.

CAUTION: The snap ring must be fully and properly seated in the groove or it

will vibrate out, resulting in a clutch failure and severe damage to the
A/C compressor.

NOTE:

A new snap ring must be used to secure the pulley and bearing assembly
to the A/C compressor. The bevel side of the snap ring must face outward.

2007 Dodge Nitro R/T

2007 HVAC Heating & Air Conditioning - Service Information - Nitro

Fig. 38: Identifying Compressor Shaft, Clutch Plate & Shim
Courtesy of CHRYSLER LLC

3. If the original clutch plate (2) and pulley and bearing assembly are to be reused, reinstall the original shim

(s) (3) onto the compressor shaft (1). If a new clutch plate and pulley and bearing assembly are being
used, install a trial stack of shims 1.50 mm (0.059 in.) thick onto the compressor shaft.

2007 Dodge Nitro R/T

2007 HVAC Heating & Air Conditioning - Service Information - Nitro