Mascot II Boilers and Water Heaters
Page 3
SECTION 9.
Modes of Operation
9.1
Hydronic Heating Demand .............................. 30
9.2
Hydronic Heating with Outdoor Reset ............. 30
9.3
Hydronic Heating Using External
Modulation Control .......................................... 30
9.4
Hydronic Heating Using Local Lead-Lag/
Cascading Feature .......................................... 31
9.5
Warm Weather Shutdown ................................ 31
9.6
Domestic Hot Water Demand (LMC only) ....... 31
SECTION 10.
Operating Instructions
10.1
Filling the Boiler System .................................. 32
10.2
Operating the Burner and Set Up .................... 32
10.2.1 Burner Operation ............................................. 32
10.2.2 Boiler Setup and Adjustment ........................... 33
10.3
Shutting Down Mascot II .................................. 33
10.4
To Restart Mascot II ......................................... 33
SECTION 11.
Maintenance
11.1
System Maintenance ....................................... 35
11.2
Appliance Maintenance and Component
Description ...................................................... 35
11.2.1 Burner .............................................................. 35
11.2.2 Appliance Control ............................................ 35
11.2.3 Ignitor Assembly .............................................. 35
11.2.4 Flame Sensor .................................................. 36
11.2.5 Blower ............................................................. 36
11.2.6 Heat Exchanger Coils ...................................... 36
11.2.7 Gas Conversion ............................................... 36
SECTION 12.
Trouble Shooting
12.1
Sequence of Operation .................................... 37
12.2
Short Cycling ................................................... 37
12.3
Error Codes ..................................................... 37
SECTION 13
Replacement Parts
13.1
General Information ......................................... 40
13.2
Parts List .......................................................... 40
Summary of Contents for Mascot II
Page 6: ...LAARS Heating Systems Page 6 Figure 2 Location of Components...
Page 27: ...Mascot II Boilers and Water Heaters Page 27 Figure 22 Wiring Diagram...
Page 42: ...LAARS Heating Systems Page 42 Figure 28 Panel Assembly Door Top...
Page 43: ...Mascot II Boilers and Water Heaters Page 43 Figure 29 Panel Assembly Door Middle...
Page 44: ...LAARS Heating Systems Page 44 Figure 30 Panel Assembly Door Bottom...
Page 45: ...Mascot II Boilers and Water Heaters Page 45 Figure 31 Base Jacket Assembly...
Page 46: ...LAARS Heating Systems Page 46 Figure 32 Heat Exchanger Cabinet Fan...
Page 47: ...Mascot II Boilers and Water Heaters Page 47 Figure 33 Heat Exchanger Burner Components...
Page 48: ...LAARS Heating Systems Page 48 Figure 34 Pump Assembly Components...
Page 49: ...Mascot II Boilers and Water Heaters Page 49 Figure 35 Plumbing Components...
Page 50: ...LAARS Heating Systems Page 50...
