Hummer H1 Service Manual page 430

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DEFLATE VALVE ASSEMBLY REPLACEMENT
WARNING: CTIS components are subject to high air
pressure. Always relieve air pressure before loosening
or removing air system components by disconnecting
quick-disconnect valve assemblies. Failure to follow
this warning may result in serious injury.
Removal
1. Raise and secure hood.
2. Disconnect deflate valve electrical connector (Figure 6-65).
3. Remove screws and deflate valve from manifold.
05745159
Wheels and Tires/Central Tire Inflation System (CTIS)
Figure 6-65: Deflate Valve Assembly Mounting
Cleaning and Inspection
Clean and inspect deflate valve and bracket. Check for cracks
and stripped threads. Replace if defective.
Installation
CAUTION: Do not allow sealant into air system. Sealant will
damage CTIS components.
NOTE: Apply sealant to threads prior to installation.
1. Secure deflate valve to manifold with screws (Figure 6-65).
2. Connect deflate valve electrical connector.
3. Lower and secure hood.
DEFLATE
VALVE
6-47
ELECTRICAL
CONNECTOR
9-S06-003