 |
|||
|
|
|||
|
Page Title:
Figure 4-20. Removal, installation and repair of quench valve |
|
||
| ||||||||||
|
|
 TM 5-4120-356-14
1.
2.
REMOVAL
REFER TO PARAGRAPH 4-14k FOR PRELIMINARY
1.
STEPS IN REMOVAL OF THE QUENCH VALVE.
2.
DISCONNECT EQUALIZER LINE FROM POWER
8.
ASSEMBLY (2) .
3. REMOVE BOLTS (1) FROM BODY FLANGE (7).
4. CAREFULLY LIFT OFF POWER ASSEMBLY (2).
5. REMOVE CAGE ASSEMBLY (3) AND THREE
GASKETS (4, 5, 6).
6.
IF THE QUENCH VALVE IS TO BE REPLACED,
DISCONNECT TUBING FROM BODY FLANGE AND
REMOVE BODY FLANGE FROM MOUNTING. FREE
QUENCH VALVE POWER BULB (8) BY REMOV-
ING BLACK INSULATION TAPE AND LOOSEN-
ING SCREWS IN CLAMP STRAP. REMOVE TIES
FROM CAPILLARY TUBE (9) AND REMOVE
CAPILLARY TUBE AND POWER BULB FROM
THE AIR CONDITIONER.
REPAIR
TS54120356-14/4-20
REFER TO REMOVAL PROCEDURES AND REMOVE THE QUENCH VALVE. IT IS NOT NECESSARY TO REMOVE THE
1.
POWER BULB OR THE BODY FLANGE UNLESS DEFECTS ARE FOUND IN ONE OR BOTH OF THESE ITEMS.
2.
INSPECT POWER ASSEMBLY (2), CAGE ASSEMBLY (3) AND BODY FLANGE (7) FOR DAMAGE OR DEFECTS WHICH
WOULD IMPAIR SERVICEABILITY. IF SUCH DAMAGE OR DEFECTS ARE FOUND, REPLACE DEFECTIVE PARTS.
INSTALLATION
IF BODY FLANGE HAS BEEN REMOVED, POSITION BODY FLANGE ON MOUNTING AND BRAZE TUBING INTO PLACE.
1.
2. APPLY HIGH VACUUM GREASE (NSN 9150-00-965-2408) OR EQUIVALENT TO BOTH SIDES OF THE THREE GAS-
KETS (4, 5, 6) AND INSTALL GASKETS ON CAGE ASSEMBLY (3).
3.
INSTALL CAGE ASSEMBLY (3) INTO BODY FLANGE (7).
4.
INSTALL THE POWER ASSEMBLY (2) ON THE CAGE ASSEMBLY. MAKE SURE THE CAGE ASSEMBLY LUGS LINE UP
WITH THE SLOTS INSIDE THE POWER ASSEMBLY.
CAUTION
DO NOT OVERTORQUE BOLTS (1). OVERTORQUING
OF BOLTS MAY RESULT IN VALVE DAMAGE.
5.
INSTALL TWO BOLTS (1). TIGHTEN EVENLY AND TORQUE TO 300 INCH POUNDS.
IF POWER BULB HAS BEEN REMOVED, PLACE IT IN THE SAME POSITION ON THE SUCTION TUBE FROM WHICH
6.
IT WAS REMOVED ASSURING CLEANLINESS AND GOOD PHYSICAL CONTACT.
SECURE POWER BULB BY TIGHTENING SCREWS IN CLAMP STRAP. WRAP POWER BULB WITH BLACK INSULATION
7.
TAPE .
CAUTION
USE CARE IN APPLYING LEAK LOCK TO THE THREADS
OF THE EQUALIZER LINE FITTING SO THAT NONE OF
THE MATERIAL GETS INSIDE THE REFRIGERANT SYSTEM
WHEN THE LINE IS INSTALLED.
8. APPLY LEAK LOCK (NSN 8030-00-999-6313) OR EQUIVALENT, TO THE THREADS OF THE EQUALIZER LINE
FITTING AND CONNECT THE EQUALIZER LINE TO THE POWER ASSEMBLY.
9. REFER TO PARAGRAPH 4-14k FOR FINAL STEPS IN THE INSTALLATION OF THE QUENCH VALVE ASSEMBLY.
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals