Certikin MB155 - Servicing Instructions

22MB Pool & spa heater
SERVICING INSTRUCTIONS
GENERAL LOCATION OF CONTROLS
055 MODEL
105 MODEL
155 MODEL
a
Pressure Switch
Burners & Pilot
Gas Valve
Solid State Thermostat &
Ignition Control
Drain Valve
Unitherm
Governor
(Bronze Units Only)
Bypass Valve
High Limits
& Overheat
Thermostats
High Limits &
Overheat
Thermostats
Unitherm Governor
Drain Valve
Solid State
Thermostat Control
Ignition Control
Pressure Switch
Gas Valve
Thermal Fuse
Pilot