Benchmark 750-3000 Boiler Installation & Startup Manual
NOTES
OMM-0121_D • GF-205 • 5/9/2019 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page 122 of 122
© AERCO International, Inc., 2019
Date Description Changed By
11/29/2017
DIR 17-065: Changed minimum gas pressure for BMK 1500/2000
to 4’ W.C. in Table 2-2, section 2.9.1
DIR 17-080: Verified part numbers throughout the manual, removed
Section 7: onAER,
Chris Blair
5/9/2019
Rev D:
DIR 18-02: Added Ultra-Low NOx values for BMK 1500 & 2000 in
Table 4-2
DIR 18-38: Added new vendor to vent systems contractors in
Massachusetts , Section 2.12.1.
DIR 18-55: Changed Air Inlet Temp Sensor part number from
61024 to 123449 in Section 2.11.2. (Reference PIR 1542).
DIR 18-61: Updated Blower Proof Switch Test, Section 5.8.1.
DIR 18-65: Updated Tables 4-3 in Section 4.4.1 and Tables 4-6 in
Section 4.4.2.
DIR 19-01: Corrected O
2
values in Table 4-3b for BMK 1500/2000.
DIR-19-04: Added additional requirements to Section 1.2:
Emergency Shutdown.
DIR-19-15: Modified requirement for that housekeeping pad must
be level in Section 2.4.2.
DIR 19-34: Revised description of I/O board’s Analog Out terminals
in Section 2.11.8
DIR 19-38: All voltage requirements moved into the BMK Electrical
Power Guide, TAG-0048, GF-2060.
DIR 19-39: Corrected Table 3-5a, A/F Valve Position and Energy
Input, 50%, 60% and 70% values.
Chris Blair
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