Pilot Burner - Watts Aerco Benchmark OMM-0117 Operation And Maintenance Manual

Benchmark 5000-6000 Operation & Maintenance Manual
SECTION 4 – MAINTENANCE
Kit
12 Month service
24-Month Waterside/
Fireside service
24-Month Waterside
service

4.2 PILOT BURNER

The Pilot Burner (P/N 29700) is located on the right-front of the Burner Plate. It contains an
ignition cable, the Pilot gas line connected to the bushing, and the Pilot Burner Rod (P/N
66100), which should be inspected and/or replaced according the schedule in Table 4-1a.
Figure 4-1a shows the location of the Pilot Burner and related components.
BURNER PLATE
BLOWER FLANGE
SIGHT GLASS
PILOT FLAME
DETECTORS
BLOWER
Figure 4-1a: Pilot Burner, Main & Pilot Flame Detector Mounting Locations
The Pilot Burner may be hot, therefore care should be exercised to avoid burns. It is easier to
remove the Pilot Burner from the unit after it has cooled to room temperature.
PILOT BURNER
ROD TIP
Figure 4-1b: Pilot Burner & Pilot Ignition Rod – Cross-Section
OMM-0118_B • GF-203 • 5/9/2019
Kit P/N Description
58025-11 Services Pilot Burner, Flame Rod & Condensate trap
58025-11 plus: Burner, LWCO, Air Pump Filter & Air Filter
58025-12
replacement
58025-15 Same as 58025-12 except clean (not replace) Air Filter
58025-14 58025-11 plus: LWCO, replace Air Pump Filter & Air Filter
58025-16 Same as 58025-14 except clean (not replace) Air Filter
Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
MAIN FLAME
DETECTOR
PILOT BURNER &
PILOT IGNITION ROD
TO PILOT
GAS LINE
PILOT BURNER ROD
(P/N 66100)
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