Vanguard VP1600D Owner's Operation And Installation Manual page 19

OPERATING
HEATER
Models VP1600ITA
and VP2200ITA
Continued
101823
Thermocouple
TO SELECT HEATING LEVEL
When running heater, set control knob at the 1, 2, 3, or 4
locked positions. Never set control knob between locked
positions. Poor combustion and higher levels of carbon
monoxide may result.
Do not try to adjust heating levels by using the manual shut-
off valve.
1. Slightly press in plaque control knob on right side of heater and turn
counterclockwise
C-clockwise
Release downward pressure while turning control knob.
IMPORTANT:
Control knob will lock at the desired position.
2. Turn thermostat control knob on left side of heater to any setting between
LO and HI. Note: When burners cycle on, or from LO to HI, a "click" will
be heard. When the burners light, a "whoosh" noise will be heard.
Plaque
Control Knob
2
3
4
2
3
4
2
3
4
2
3
4
Ignitor Electrode
Figure 18 - Pilot
WARNING
WARNING ICON G 001
CAUTION
WARNING ICON G 001
to the desired position.
VP1600ITA
1
1
1
1
Figure 19 - Burner Patterns
Pilot Burner
VP2200ITA
Continued
19