Weil-McLain FLAME GUARDIAN WMBC-1A User Manual

Part Number 550-141-807/0298

LGB

Gas–fired boiler

Contents

Flame Guardian

WMBC-1A

RM7895C Controller Electronic Pilot System

IRI

Control Supplement

I. Installation ..................... 2

II. Gas piping ...................... 5

III. Wiring ............................. 5

IV.Startup ......................... 10

V. Sequence of operation 11

VI.Parts list ....................... 12

Indicates presence of hazards that can cause severe personal injury, death or
substantial property damage.

Indicates special instructions on installation, operation or maintenance that
are important but not related to personal injury or property damage.

This Control Supplement must only be used by a qualified installer/service
technician. Read these instructions completely before beginning the
installation. Failure to follow these instructions can cause severe personal
injury, death or substantial property damage.