BMK 750-3k Platinum Boiler OPERATION, SERVICE, and MAINTENANCE GUIDE
SECTION 5 – MAINTENANCE
OMM-0116_0A
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, NY 10913
Page
53
of
178
GF-201
Ph.: 800-526-0288
03/15/2017
SECTION 5:
MAINTENANCE
5.1 MAINTENANCE SCHEDULE
All Benchmark boilers require regular routine maintenance to keep up efficiency and reliability.
For best operation and life of the unit, the following routine maintenance procedures should be
performed in the time periods specified in Table 5-1. For a complete inspection check list see
ASME CSD-1 chart. In order to perform the maintenance tasks specified in Table 5-1, the
following maintenance kits are available through your local AERCO Sales Representative:
•
12 Month Maintenance Kit: P/N 58025-01
•
24-Month Waterside/Fireside Inspection Kit:
o
BMK 750/1000: P/N 58025-08
o
BMK 1500/2000: P/N 58025-13
o
BMK 2500/3000: P/N 58025-10
NOTE:
The 24-Month Waterside/Fireside Inspection Kit also includes the items contained in the Annual
Maintenance Kit (P/N
58025-01
). Therefore, only the 24-Month kit is required when performing
the waterside/fireside inspections. Refer to Appendix L for recommended spare parts.
WARNING!
Prior to servicing ensure that the following guidelines are strictly observed:
•
Disconnect the AC power supply by turning off the service switch and ac supply circuit
breaker.
•
Shut off the gas supply at the manual shut-off valve provided with the unit
•
Allow the unit to cool to a safe water temperature to prevent burning or scalding
Table 5-1: MAINTENANCE SCHEDULE
SEC
ITEM
6 MOS.
12 MOS.
24 MOS.
LABOR
TIME
6.2
Igniter-Injector Kit (P/N
58023
)
*Inspect
Inspect, replace
if necessary
Replace
15 mins.
6.3
Flame Detector Kit
(
P/N
24356-1
)
*Inspect
Inspect, replace
if necessary
Replace
15 mins.
6.4
Lean O
2
Sensor
(
P/N
61026
)
*Inspect
Inspect
15 mins.
**
Combustion Calibration
*Check
Check
1 hr.
6.6
Testing of Safety Devices
See ASME
CSD-1 Chart
45 mins.
6.7
Burner
Inspect
2 hrs.
6.8
Condensate Drain Trap
*Inspect
Inspect, Clean &
Replace
Gaskets
Inspect, Clean
& Replace
Gaskets
30 mins.
6.9
Air Filter
Clean
Replace
15 mins.
* Only performed after initial 6 month period after initial startup.
** Combustion Calibration instructions are in Section 4.4 of OMM-0115 (GF-200)
