CleaverBrooks CBLE - Page 9

750-91 (revised 2009)
Model CB-LE Packaged Boiler Manual
ix
CHAPTER 6 Adjustment Procedures 6-1
6.1 — Overview 6-1
6.1.1 — High Turndown Burner 6-1
6.2 — Linkage: Modulating Motor and Air Damper 6-2
6.3 — Modulating Motor 6-4
6.4 — Modulating Motor Switches: Low-Fire and High-Fire 6-4
6.5 — Burner Operating Controls: General 6-5
6.6 — Modulating Pressure Control: Steam 6-8
6.7 — Operating Limit Pressure Control: Steam 6-8
6.8 — High Limit Pressure Control: Steam 6-8
6.9 — Modulating Temperature Control: Hot Water 6-8
6.10 — Operating Limit Temperature Control: Hot Water 6-9
6.11 — High Limit Temperature Control: Hot Water 6-9
6.12 — Low Water Cutoff Devices: Steam & Hot Water 6-10
6.13 — Combustion Air Proving Switch 6-10
6.14 — Atomizing Air Proving Switch 6-10
6.15 — Gas Pilot Flame Adjustment 6-11
6.15.1 — Measure and Adjust Pilot 6-11
6.16 — Gas Pressure and Flow Information 6-12
6.16.1 — Pressure 6-12
6.16.2 — Gas Flow 6-15
6.16.3 — Pressure Correction 6-15
6.16.4 — Checking Gas Flow 6-16
6.17 — Gas Fuel Combustion Adjustment 6-17
6.17.1 — Standard Burner Low-Fire Adjustment 6-20
6.17.2 — High Turndown Burner Low-Fire Adjustment 6-21