Removing Air Conditioner Pipes - Kubota WSM B2050 Workshop Manual

B2050, B2350, B2650, B3150, WSM

(5) Removing Air Conditioner Pipes

Air Conditioning Unit
1. Remove the unit cover.
2. Disconnect the heater hoses (4).
3. Disconnect the air conditioner pipes (2).
4. Remove the screws and the unit.
5. Remove the duct hoses.
(When reassembling)
• When reconnecting the cooler pipes with the unit, apply
compressor oil (DENSO CO. ND-OIL8 or equivalent) to O-rings.
• When remounting the unit, tighten five screws by hand and
finally retighten them after aligning the inner roof duct with the
unit duct.
• When connecting the heater hose with A/C unit, hose should be
put into the A/C unit pipe more than 30 mm (1.2 in.)
A/C unit mounting screw
(M6)
A/C unit mounting screw
(M8)
Tightening torque
Low pressure pipe (Cooler
pipe (suction)) retaining nut
High pressure pipe (Cooler
pipe (liquid)) retaining nut
(1) Evaporator
(2) Air Conditioner Pipe
Discharging Refrigerant
• See page 10-S17.
Bonnet
• See page 1-S24.
10-S40
4.0 to 6.8 N·m
0.40 to 0.70 kgf·m
2.9 to 5.0 lbf·ft
9.81 to 11.6 N·m
1.00 to 1.19 kgf·m
7.24 to 8.60 lbf·ft
7.90 to 11.8 N·m
0.806 to 1.20 kgf·m
5.83 to 8.70 lbf·ft
11.8 to 14.7 N·m
1.21 to 1.49 kgf·m
8.71 to 10.8 lbf·ft
(3) Heater Core
(4) Heater Hoses
9Y1210982CAS0083US0
9Y1210982CAS0079US0
9Y1210982CAS0084US0
KiSC issued 03, 2014 A
CABIN