Invacare 6LXO2 Service Manual page 32

PROCEDURE 2
NOTE: Ensure that the gaskets are not pinched or
P
out of position when reinstalling the valve plates
R
and the head assembly. Doing this will prevent
E
leaks and low system pressures.
V
7. Tighten the screws on the heads in a criss-cross
M
manner until snug. DO NOT tighten completely.
A
I 8. Use a torque wrench with the TORX T-25 drive
N and torque each head screw to 40 in. lbs. in a
criss-cross manner.
T
E
9. Reinstall the compressor (Refer to PROCEDURE
N
7 - REPLACING COMPRESSOR ASSEMBLY
A
OR CAPACITOR).
N
C
E
Head
Head Gasket
5
L
T
R
C
Valve Plate
O
M
Valve Plate
Gasket
P
R
E
FIGURE 13 - INSTALLING THE TOP AND BOTTOM FLAPPERS AND GASKETS
B
U
I
L
D
Mounting Screws
(4 per Head)
Valve Screw
Compression
Opening under Valve
TOP SIDE
PREVENTIVE MAINTENANCE
10. Run unit and check for leaks around compres-
sor hoses (Refer to PROCEDURE 19 - LEAK
TEST).
11. If crossover tube(s) leak, gently rotate the tube(s)
approximately 1/4-turn. Once "O" ring(s) seat
themselves, leaks should stop. If not, contact In-
vacare Technical Service at the number on back
page of this Owner's Manual.
12. Take pressure readings to ensure proper system
pressures (Refer to PROCEDURE 21 - SIEVE
BED PRESSURE TAP-IN KIT INSTALLATION
AND BED PRESSURE CHECK in the IRC3LX /
IRC5LX/IRC5LXO2 SERVICE MANUAL).
Valve Plate
Gasket
Valve
Head Gasket
Keeper
Head
Valve
Restraint
Valve
32
Valve Plate
Compression
Opening under
Flapper
Valve
Keeper
Valve
Valve Screw
BOTTOM SIDE