LAARS Mascot ll LMC - Install and Operating Manual - Manual (Page 3)

Mascot II Boilers and Water Heaters Page 1
SECTION 9.
Modes of Operation
9.1 Hydronic Heating Demand................................ 28
9.2 Hydronic Heating with Outdoor Reset .............. 28
9.3 Hydronic Heating Using External
Modulation Control............................................ 28
9.4 Hydronic Heating Using Local Lead-Lag/
Cascading Feature ........................................... 29
9.5 Warm Weather Shutdown ................................. 29
9.6 Domestic Hot Water Demand (LMC only) ........ 29
SECTION 10.
Set Up Instructions
10.1 Filling the Boiler System ................................... 30
10.2 Starting the Burner after Set Up ....................... 30
10.2.1 Burner Operation ............................................ 30
10.2.2 Boiler Setup and Adjustment .......................... 31
10.2.3 Manifold Pressure Check................................ 31
10.3 Shutting Down Mascot II ................................... 31
10.4 To Restart Mascot II .......................................... 31
SECTION 11.
Maintenance
11.1 System Maintenance ....................................... 33
11.2 Appliance Maintenance and Component
Description ........................................................ 33
11.2.1 Burner ............................................................... 33
11.2.2 Appliance Control ............................................. 33
11.2.3 Ignitor Assembly ............................................... 33
11.2.4 Flame Sensor ................................................... 34
11.2.5 Blower ............................................................... 34
11.2.6 Heat Exchanger Coils ....................................... 34
11.2.7 Gas Conversion ................................................ 34
SECTION 12.
Trouble Shooting
12.1 Sequence of Operation .................................... 35
12.2 Short Cycling .................................................... 35
12.3 Error Codes ...................................................... 35
SECTION 13
Replacement Parts
13.1 General Information .......................................... 38
13.2 Parts List ........................................................... 38