Troubleshooting Guide - L.B. White I-17 Owner's Manual And Instructions

22
I-17 Brood Heater

Troubleshooting Guide

READ THIS ENTIRE SECTION BEFORE
BEGINNING TO TROUBLESHOOT
PROBLEMS.
The following troubleshooting flow charts provide
systematic procedures for isolating brood heater
problems. The charts are intended for use by a
QUALIFIED GAS BROOD HEATER SERVICE
PERSON. DO NOT SERVICE THE BROOD
HEATER UNLESS YOU HAVE BEEN PROPERLY
TRAINED.
TEST EQUIPMENT REQUIRED
The following pieces of test equipment will be
required to troubleshoot this system with minimal
time and effort.
• Digital Multimeter - For measuring DC voltage
when using thermocouple diagnostic kit.
• Thermocouple Diagnostic Kit - (L. B. White Part
No. 21188) When used with a standard digital
multimeter, this kit allows testing of the
thermocouple and electromagnetic power unit.
• Pressure Gauge - (L. B. White Part No. 20736)
For checking inlet pressures to the brood heaters.
INITIAL PREPARATION
-- Inspect brood heater for damage.
-- Thoroughly clean the brood heater.
WARNING
Burn Hazard
■ Troubleshooting this system may require
operating the brood heater with the burner on.
Use extreme caution when working on the brood
heater.
■ Failure to follow this warning will result in burns
causing severe injury.
Owner's Manual • I-17
Brood heater Problems
1. Brood heater does not light .................................... 22
2. Flames extending beyond outer cone or
lazy flame ............................................................... 23
3. Brood heater lights but does not
stay lit ..................................................................... 24
4. Outer combustion cone does
not heat up on high thermostatic
head setting ............................................................ 25
5. Brood heater backflashes gas through
air housing inlet ...................................................... 26
6. Brood heater does not cycle back
to low heat .............................................................. 26
Components should be replaced only after each step has
been completed and replacement is suggested in the
flow chart. Refer to the servicing sections as necessary
to obtain information on disassembly and replacement
procedures of the component once the problem is
identified by the flow chart.
Page