GENERAL LOCATION OF CONTROLS
OUTLET
T & P GAUGE 
(Not Shown)
INLET
SEDIMENT TRAP (BY OTHERS)
ELECTRICAL
MODULATING
GAS VALVES WITH
REGULATOR
PILOT LOCATIONS
MANUAL GAS VALVE
FIG.# S8185.0
START-UP PROCEDURE
GENERAL
Before lighting a new installation, water should be flowing through the heater.
CAUTION: Propane gas is heavier than air and sinks to the ground. Exercise extreme care in lighting heater in confined areas.
INITIAL START-UP – PUMP AND MOTOR
Many pumps are now direct drive. They have no coupler or bearing assembly. These pumps do not require lubrication. Others require
Clean dust and lint from pump and motor. Check pump coupler and tighten if necessary.
Flush system before putting into operation to as- sure that foreign material does not damage pump seals.
CAUTION:
A.Pump must be off to check oil in bearing assembly.
B.Do not run pump without water in system.
LIGHTING INSTRUCTIONS
BOILERS WITH MANUALLY LIT PILOTS
FOR YOUR SAFETY READ BEFORE OPERATING
WARNING: If you do not follow these instructions exactly , a fire or explosion may result causing property damage, personal injury or loss of life.
A.This appliance has a pilot which must be lighted by hand. When lighting the pilot, follow these in- structions exactly.
B.BEFORE LIGHTING Smell all around the appli- ance area for gas. Be sure to smell next to the
floor because some gas is heavier than air and will settle on the floor.
WHAT TO DO IF YOU SMELL GAS
*Do not try to light any appliance.
*Do not touch any electric switch:
*Do not use any phone in your building.
*Immediately call your gas supplier from a neighbor's phone.
Follow the gas supplier's instructions.
*If you cannot reach your gas supplier, call the fire department.
C.Use only your hand to push in or turn the gas control knob. Never use tools. If the knob will
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