User Guide

14
SERIES 2E
Installation, Operating & Service Manual
109443-01 - 6/19
8 Electrical
A. Install wiring so boiler is electrically bonded
to ground in accordance with requirements of
authority having jurisdiction, or in absence of such
requirements, with the National Electrical Code,
ANSI/NFPA 70.
B. Install thermostat. Locate on inside wall
approximately 4 feet above floor. Do not install on
outside wall, near fireplace, or where influenced
by drafts or restricted air flow, hot or cold water
pipes, lighting fixtures, television, or sunlight.
Allow free air movement by avoiding placement of
furniture near thermostat.
C. Wire boiler. Boiler is rated for 120 VAC, 60 HZ,
less than 12 A. A separate electrical circuit must
be run from the main electrical service with an
over-current device/disconnect in the circuit. A
service switch is recommended and may be
required by some local jurisdictions. Connect to
black and white wires and green ground screw.
See Figures 8-1 and 8-2.
D. For installations using zone valves provide
separate transformer for zone valve wiring.
Consult zone valve manufacturer for assistance.
See Appendix: "Wiring Schematics".
CAUTION
This boiler contains controls which may cause
the boiler to shut down and not restart without
service. If damage due to frozen pipes is a
possibility, the heating system should not be
left unattended in cold weather; or appropriate
safeguards and alarms should be installed on
the heating system to prevent damage if the
boiler is inoperative.
!
WARNING
Electrical Shock Hazard. Wiring errors can
cause improper or dangerous operation. Verify
proper operation after installation.
!