Air Restriction Gauge - Hummer H1 Service Manual

13-34 Accessories

AIR RESTRICTION GAUGE

Removal
1. Disconnect the hose from the air restriction gauge and the
hose barb in the air cleaner and remove the hose
(Figure 13-71).
2. Remove two screws securing the gauge and bezel to the
mounting bracket and remove the gauge and bezel.
3. Remove the hose barb from the air cleaner housing.
4. Using a 1/8" drill bit, drill out two rivets securing the
mounting bracket to the A-frame and remove the
mounting bracket.
BRACKET
A-FRAME
Figure 13-71: Air Filter Restriction Gauge Mounting
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GAUGE
HOSE
BARB
Installation
1. Position the mounting bracket on the A-frame and secure
with two 1/8" pop rivets.
2. Install the air restriction gauge from the engine side and
the bezel from the street side of the bracket and secure
with two screws through the bezel into the gauge.
3. Use pipe thread sealant (Loctite 592) and install the brass
hose barb in the air cleaner housing.
4. Install the hose from the gauge to the hose barb in the air
cleaner housing.
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