Service manual

Table of Contents
1 GENERAL INSTRUCTIONS ........................................................................................................... 1
2. LOCATION ....................................................................................................................................... 1
3. AIR REQUIRED FOR COMBUSTION AND VENTILATION ...................................................... 2
4. ELECTRICAL WIRING.................................................................................................................... 3
5. GAS SUPPLY .................................................................................................................................... 3
6. VENTING .......................................................................................................................................... 4
6.1 OUTDOOR VENTING...................................................................................................................... 5
6.2 STANDARD VENTING ................................................................................................................... 6
6.3 SIDEWALL VENTING ..................................................................................................................... 6
6.4 OUTDOOR AIR KIT ......................................................................................................................... 6
6.5 FILTER KIT ....................................................................................................................................... 6
6.6 CONDENSER HEAT RECOVERY MODULE (CHRM) ................................................................ 7
7 WATER PIPING ................................................................................................................................ 9
7.1 PROTECTION DEVICES ................................................................................................................. 9
7.2 FREEZE PROTECTION ................................................................................................................. 10
7.3 CHILLED WATER SYSTEMS ...................................................................................................... 10
7.4 HEATING SYSTEM PIPING ......................................................................................................... 11
7.5 LOW WATER TEMPERATURE SYSTEMS ................................................................................ 11
7.6 INSTANTANEOUS WATER HEATER ........................................................................................ 11
7.7 HOT WATER SYSTEM PIPING .................................................................................................... 11
8 INSTRUMENTATION AND CONTROLS .................................................................................... 15
8.1 SAFETY CONTROLS ..................................................................................................................... 15
8.2 CONTROL PANEL ......................................................................................................................... 15
8.3 CONTROL DEVICES ..................................................................................................................... 18
9 OPERATION ................................................................................................................................... 19
9.1 START-UP ....................................................................................................................................... 19
9.2 STAGING OPERATION ................................................................................................................. 20
9.3 OPERATION SQUENCE ................................................................................................................ 22
10 PILOT AND MAIN BURNER FLAMES ....................................................................................... 23
10.1 MAIN BURNER .............................................................................................................................. 23
10.2 PILOT BURNER .............................................................................................................................. 24
11 OPERATION AND SERVICE ........................................................................................................ 25
12 LIGHTING INSTRUCTIONS ......................................................................................................... 26
13 TROUBLE SHOOTING GUIDE..................................................................................................... 27
14 TYPICAL GAS TRAIN ................................................................................................................... 28
15 ELECTRICAL DIAGRAMS ........................................................................................................... 28
16 EXPLODED VIEW MicoFlame Grande ......................................................................................... 31
17 EXPLODED VIEW MicoFlame Grande Outdoor and/or Condensing ........................................... 32
18 MICOFLAME GRANDE REPLACEMENT PARTS LIST ........................................................... 33
WARRANTY ........................................................................................................................................... 34