SECTION 4 - SERVICING INSTRUCTIONS
GENERAL LOCATION OF CONTROLS
GAS CONNECTION
3/4 NPT
LEFT
ACCESS
PANEL
PRV
BONDING LUG
LOCATION
(OPTIONAL)
VENT PRESSURE
SWITCH
AIR PRESSURE
SWITCH
TEMPERATURE
SENSOR
GAS VALVE
33
GAS ORIFICE
WIRING BOX
(SUPPLY POWER)
BLOWER RELAY
TRANSFORMER
FLOW SWITCH
T&P GAUGE
HL1 & HL2
HIGH LIMITS
DRAIN VALVE
DIRECT VENT
ACCESS PANEL
RIGHT ACCESS
PANEL
BONDING LUG
LOCATION