Install Instructions

C o n t rol W i r i n g : Same vo l t age for control and burner circ u i t

• Connect hot wire to terminal 1

• Connect neutral wire to terminal 2

• Connect jumper wire from Te r minal 1 to Te r minal 3

• Connect wire from beginning of Burner circuit

( t h e r mostat, gas va l ve, limits, etc.) to terminal 5

• Connect wire from end of Burner circuit to terminal 2

To prevent electrical fire or equipment damage,

electrical wiring must have a rating of 167°F

(75C) if the liquid's temperature exceeds

180°F (82°C).

Failure to follow this warning could cause

property damage, personal injury or death.

WARNING

STEP 5 - Electrical Wiring

Boiler manufacturer schematics should alw a ys be fo l l ow e d.

In the event that the boiler manufacturer's schematic does

not exist, or is not available from the boiler manufacturer,

refer to the schematics provided in this document.

IMPORTANT

Probe wires should be minimum 18 AWG stranded

with glass braided Silicone jacket (UL 3071) suitable

for high temperature (200°C) service.

NOTE

Wiring Diagram Legends

1 . Bold lines indicate action to be taken in Step show n .

2 . Dotted bl a ck lines indicate internal wiri n g .

C o n t rol W i r i n g : D i f f erent vo l t a ge for control and burner circ u i t

• Connect hot wire to terminal 1

• Connect neutral wire to terminal 2

• Locate Boiler Burner Safety Circuit

and connect wires to Te r minals 3 & 5

as shown to interrupt circuit