Lochinvar EB-EWU-02 - Manual (Page 2)

1. STOP! Read the safety information above.
2. Turn off all electrical power to the appliance.
3. Remove the upper front access panel
4. Turn the power switch on the inside of the cabinet to
"OFF" position.
5. Set the thermostat to the lowest setting.
6. This appliance is equipped with an ignition device which
automatically lights the burners. DO NOT try to light
the burners by hand.
7. Turn the gas control knob on the gas valve clockwise to
the "OFF" position.
FIG. 1 Combination Gas Valve
8. Wait five (5) minutes to clear out any gas. If you smell
gas, STOP! Follow the instructions in the safety
information "What To Do If You Smell Gas". If you
don't smell gas, go on to the next step.
9. Turn the gas control knob on the gas valve
counterclockwise to the "ON" position.
10. Set the thermostat to the desired setting.
11. Turn the power switch on the inside of the cabinet to the
“ON” position.
12. Replace control access panel.
13. Turn on all electrical power to the appliance.
14. If the appliance will not operate, follow the instructions
"To Turn Off Gas To Appliance" and call your service
technician or gas supplier.
1. Turn off all electric power to the appliance if service is
to be performed.
2. Turn the gas control knob on the gas valve clockwise to
the "OFF" position. Do not force.
The hot surface ignition module is not repairable. Any
modification or repairs will invalidate the warranty and
may create hazardous conditions that result in property
damage, personal injury, fire, explosion and/or toxic gases.
A faulty ignition module must be replaced with a new unit.
The hot surface igniter is also the flame sensor.
Call a qualified service technician if service is required on
the hot surface ignition system.
FIG. 2 Water Connections
Inlet and Outlet Connections
For ease of service, install unions on inlet and outlet of the
appliance. The connection to the appliance marked "Inlet"
on the header should be used for return from the system.
The connection on the header marked "Outlet" is to be
connected to the supply side of the system.
2
LIGHTING INSTRUCTIONS TO TURN OFF GAS TO APPLIANCE
ƽ ƽ WARNING
Should overheating occur or the gas fail to shut
off, do not turn off or disconnect the electric
supply to the pump. Instead, shut off the gas
supply at a location external to the appliance.
HOT SURFACE IGNITION SYSTEM
WATER CONNECTIONS