Aerco BENCHMARK 6000 - Page 104

Benchmark 6000 Boiler Installation, Operation & Maintenance Manual
CHAPTER 7 – MAINTENANCE
Page 104 of 210 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 OMM-0086_0D
03/20/14 Ph.: 800-526-0288 GF-133
Rear Refractory Replacement Procedure – Continued
Figure 7-6: Rear View Showing Rear Panel Nut & Latch Locations
Figure 7-7: Partial Rear View Showing Rear Burner Plate
THERMAL SWITCH
REAR BURNER PLATE
O2 SENSOR
GAS SUCTION LINE
FROM EXHAUST
MANIFOLD
RIGHT REAR COVER
SPRING LATCH
LEFT REAR COVER
Access the rear panel
nuts (dotted yellow
arrows) on the rail &
base inside the unit
through the open side
panel on each side.
SPRING LATCH