Figure 18: Gas Connection With Flexible Gas Hose - HeatRite VM-80 Installation, Operation & Service Manual

VM-S I , O
ERIES NSTALLATION PERATION AND

FIGURE 18: Gas Connection with Flexible Gas Hose

Shut-Off Valve (included with gas hose) must
be parallel to burner gas inlet. The 3" (8 cm)
displacement shown is for the cold condition.
This displacement may reduce when the
system is fired.
3" (8 cm)
max. displacement
12"
(30 cm)
Flexible Gas Hose
36" (91 cm) length
Heater Movement
Heater Movement
Description
1/2" Flexible Stainless Steel Gas Hose (US Models)
3/4" Flexible Stainless Steel Gas Hose (US Models)
1/2" Rubber Type 1 Gas Hose (Canadian Models)
3/4" Rubber Type 1 Gas Hose (Canadian Models)
38 of 71
S M
ERVICE ANUAL
CORRECT POSITIONS
Side View
Heater Movement
INCORRECT POSITIONS (WRONG INSTALLATION)
Part Number
91412200
91412204
91412206
91412207
CAUTION
Product Damage Hazard
Hold gas nipple securely with pipe wrench
when attaching gas hose.
Failure to follow these instructions can result
in product damage.
(as shown left)
Horizontal
End View
Heater Movement
Heater Movement
Vertical
45°
Alternate
positions
okay