Munchkin 399M manual Resistance Tables

Page 36

SERVICING

RESISTANCE TABLES

Boiler & Indirect Temperature (˚F)	Resistance (ohms)
32	32550
41	25340
50	19870
59	15700
68	12490
77	10000
86	8059
95	6535
104	5330
113	4372
122	3605
131	2989
140	2490
149	2084
158	1753
167	1481
176	1256
185	1070
194	915
203	786
212	667

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Contents Munchkin High Efficiency 399M Commercial Boiler What to do if YOU Smell GASUsing this Manual Using this ManualTable of Contents Munchkin Ratings and Dimensions Part 1. General InformationGeneral Information HOW IT OperatesDimensions PRE-INSTALLATION Requirements Part 2. Electrical General Information / ElectricalPressure Relief Valve Electrical ConnectionElectrical Part 3. GAS Connection Electrical / GAS ConnectionGAS Connection GAS ConnectionGAS Piping GAS TableCombustion Settings Munchkin Burnertech GAS ValvePart 4. Venting VentingApproved Venting Materials Venting the Munchkin in 4 or 6 Plastic PipeVenting Important Note Longer Vent Runs Using a Combination 4 to 6 Pipe Fittings or Piping Equivalent FeetDiagrams for Sidewall Venting Heater Removal from a Common Vent SystemDiagram for Vertical Venting Part 5. Piping Venting / PipingCondensate Requirements Hydronic Piping with Circulators or Zone ValvesPiping Circulator SizingFill and Purge Heating System Piping Symbol Legend Piping IllustrationsZone valves Make-up water Zone valves Mixing valve Zone valves Make-up water Piping Space heating zone circuit Zone Circulators Make-up water PB1 PB2 PB1 PB2 Part 6. START-UP Procedures START-UP ProceduresItems to be Checked Before Lighting the Munchkin Lighting InstructionsAdjusting the Temperature on the Munchkin Display Operating InstructionsTest Mode Status MenuTo Turn OFF GAS to Appliance START-UP Procedures / Servicing Munchkin Temporary Fault ConditionPart 7. Servicing Sequence of Operation Munchkin Fault Requiring Manual Reset ServicingServicing Remedy Call Factory for further assistance Resistance Tables Part 8. Maintenance MaintenanceLeaks Control Wiring Layout Munchkin ControllerMaintenance Maintenance Page Page Heat Transfer Products, Inc LP-121 REV /20/04