Specifications

– 12 –
BOILER (Fig. 3)
Fig. 3
Pressure Relief Valve
• The pressure relief valve located on the top left side prevents pressure in the boiler from exceeding
15 psig.
• Manually pull up the lever daily to reduce scale buildup and verify that the pressure relief valve
functions properly.
Gas Valve
• Located behind the door. Turn counterclockwise to on; clockwise to off.
Probe Housing Blowdown Valve
• Open periodically (monthly) to blow down the probes and remove sediment and scale buildup.
• Located toward the back left side, wait until the boiler is cool before opening valve.
Water Inlet Valve
• Located toward the bottom center in the boiler, turn the valve off to shut off the water supply.
PL-41514-1
WATER LEVEL GAUGE
MANUAL VALVES
WATER INLET VALVE
GAS VALVE
PROBE HOUSING
BLOWDOWN VALVE
PRESSURE RELIEF VALVE