Specifications

LWLCWH COLUMBIA BOILER COMPANY REV. 13106
24
MAINTENANCE
RECORD KEEPING
All manufacturers literature, spare parts lists, operating and maintenance procedures should be main-
tained in the boiler room at all times. A log book should also be provided to record maintenance work,
inspections, and other performance test results.
General
Clean the boiler and heating surfaces whenever required. The frequency of the cleaning required to
maintain the boiler at peak efficiency will be determined only by frequent inspections. It cannot be
predicted. Your operating conditions might be different from your neighbors .
When in doubt - check it out.
WARNING: DISCONNECT ALL INCOMING ELECTRICAL POWER BEFORE SERVICING THE
BOILER. USE EXTREME CAUTION AROUND BOILER PIPING THE LOW WATER
CUT OFFS, SINCE THEY MAY BE VERY HOT.
The life of your boiler will be determined by the level of care given it by those who are responsible
for maintenance. A log of the following items should be maintained in the boiler room at all times.
Daily Boiler Check & Maintenance List
1. Water Level Controls and Cut Offs are operating normally.
2. Instrument and equipment settings are normal.
3. Gauge glass is clean. If leaks are detected, replace glass, gaskets, and brass washers
immediately. When replacing gauge glass use only 5/8" O.D. Pyrex
®
red line, high
pressure, high temperature, glass tubing, with fire polished ends. See gauge glass
maintenance section for proper method when installing this gauge glass.
4. Boiler water at proper operating level.
5. Blow down boiler as instructed under BLOWDOWN if required by application.
Remember, the life of your boiler is drastically reduced by sludge, scale, and corrosion. By proper
treatment of the boiler water and systematic blow down procedures your boiler will provide years of
service.
Weekly Boiler Check & Maintenance List
1. Check flame failure detection system.
A. Gas boilers: Close fuel supply to pilot and main gas and check shut down timing.
B. Oil boilers: Remove cad cell leads and check shut down timing.
2. Check fuel valves; Open limit switch and make aural and visual check.
3. Check ignition system flame signal.