Hummer H1 Service Manual page 429

6-46 Wheels and Tires/Central Tire Inflation System (CTIS)
CTIS COMPRESSOR FUSE REPLACEMENT
Removal
1. Raise and secure hood.
2. Remove the left side cowell cover and the fuse box cover.
3. Remove the fuse from the box (Figure 6-63).
Installation
1. Install the fuse in the fuse box (Figure 6-63).
2. Install the plastic cover on the fuse box and install the left
cowl cover.
3. Lower and secure the hood.
CTIS 30
CTIS
FUSE
Figure 6-63: CTIS Compressor Fuse Location
CTIS COMPRESSOR RELAY REPLACEMENT
Removal
1. Raise and secure hood.
2. Remove left cowl cover and fuse box cover.
3. Remove relay from fuse box (Figure 6-64).
Installation
1. Install relay in fuse box (Figure 6-64).
2. Install fuse box cover and left cowl cover.
3. Lower and secure hood.
9-OM5-004
Figure 6-64: CTIS Compressor Relay Mounting
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CTIS
PUMP
RELAY
RELAY
9-OM5-004
®