bulb OPEL 1900 1973 User Guide

REFRIGERANT COMPONENTS ALL MODELS9B- 537. Remove two (2) upper evaporator attaching nuts.
See Figures 9B-66 and 9B-67.
8. Remove two (2) attaching case mounting bracket
to instrument panel screws. See Figure
9B-67.Figure
98.67 Evaporator and Blower Assembly
Brackets and Attachments - Opel 1900 - Manta
Figure :9B-68 Evaporator and Blower Assembly
Center Support Bracket-Opel 1900 Manta
CASE ATTACHING
SCREFINGER GUARD
Figure
98.69 Assembly Removed - Opel 1900
Manta9. From underneath evaporator case, disconnect
two (2) drain hoses.
10. Carefully remove assembly from car. See Figure9B- 69.
11. Disconnect resistor electrical connector and
remove resistor assembly. See Figure
9B-69.12. Remove blower case and blower motor attaching
screws and remove assembly. See Figure
9B-69.13. Remove all remaining attaching screws and
remove evaporator assembly. See Figure
9B-70.Figure
98.70 Evaporator and Expansion Valve
Assembly
- Opel 1900 Manta
14. Disconnect expansion valve capillary tube bulb
attached to the outlet pipe of the evaporator. See
Figure
9B-70.15. Disconnect inlet and outlet ends of expansion
valve from refrigerant lines, and tape closed open
ends of refrigerant lines and inlet and outlet ports of
expansion valve.
Installation
If expansion valve or refrigerent lines have been ex-
posed to the atmosphere for any amount of time and
moisture may have entered the valve or the system,
flush the system and install new receiver-dehydrator
or valve as necessary.
Due to the possible adjustment difficulties involved
if the expansion valve is disassembled, disassembly of
the valve is not recommended. The valve may be
cleaned by submerging it in a bath of trichlorethy
lene, alcohol, or similar solvent. Dry by blowing fil-tered compressed air through the outlet port of the

9B-60 1973 OPEL SERVICE MANUAL
EVAPORATOR EVAPORATOR
DRAIN HOSE DRAIN HOSE
Figure 96-91 Drain Hose GT
Figure 98.92 Evaporator Mounting Bracket Bolts
Driver Side GT
9. Lift off the mounting bracket and remove the
evaporator assembly from the car.
10. Remove the resistor assembly. See Figure
9B-90.Figure 98-93 Evaporator Mounting Bracket Bolts
Passenger Side
- GT“0” RING-----
OUTLET TUBE
SEAL
9870Figure 98-94 Inlet and Outlet Pipes and O-Rings GT
11. Remove blower case and blower motor attaching
screws and remove assembly.
12. Remove all remaining attaching screws and
remove evaporator assembly. See Figure
9B-95.13. Disconnect expansion valve capillary tube bulb
attached to the outlet pipe of the evaporator. See
Figure 9B-95.
14. Disconnect inlet and outlet ends of expansion