Pilot Ignition Rod - Bmk5000 & 6000; Flame Detector - Watts AERCO Benchmark OMM-0136 Operation And Service Manual

Benchmark Platinum-Edge [II]: Operation-Service Manual
SECTION 8 – MAINTENANCE
8.3 PILOT IGNITION ROD – BMK5000 & 6000
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. The Pilot Burner Rod (P/N 66100),
should be inspected every 12 months and replaced if damaged or warped. Figure 8-2a shows
the location of the Pilot Burner and related components.
Parts and instructions are included in 12 Month Maintenance Kit P/N 58025-11 and all
BMK5000 & 6000 24 Month Maintenance Kits.
BLOWER FLANGE
SIGHT GLASS
PILOT FLAME
DETECTORS
BLOWER
Figure 8-2a: Pilot Burner, Main & Pilot Flame Detector
PILOT BURNER
ROD TIP
Figure 8-2b: Pilot Burner & Pilot Ignition Rod – Cross-Section

8.4 FLAME DETECTOR

The BMK750 – 4000 Flame Detector (kit P/N 24356-1) is located on the burner plate at the top
of the unit (see Figure 8-1a through 8-1c, above).
The BMK5000 & 6000 Main Flame Detector (P/N 65182) is located on the Blower Flange near
the top of the unit (see Figure 8-2a, above).
OMM-0137_E • GF-211 • Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST
12/13/2019
MAIN FLAME
DETECTOR
(P/N 65182)
PILOT BURNER,
PILOT IGNITION ROD
(P/N 66100)
TO PILOT
GAS LINE
PILOT BURNER ROD
(P/N 66100)
Page 108 of 153