Field wiring — gas boilers only, Plus line – Weil-McLain PLUS LINE PLUS-E017-A/1206 User Manual

Page 32

Advertising
background image

2

Part Number PLUS-E017-A/1206

PLUS LINE

Indirect-Fired Water Heaters – Series 3

Field wiring —

Gas boilers only

(continued)

Figure 19

Low voltage field wiring connections

Summer/winter switch (item ) — Install a summer/winter switch, if desired, to disable the boiler

(space heating) circulator during non-heating months. Connect switch across the outdoor sensor

terminals. When switch closes, the boiler circulator is disabled and the boiler operates only on call

for DHW heating.

B3

Gas

Advertising