Burnham operating and Specifications

1INSTALLATION, OPERATING AND SERVICE INSTRUCTIONS FOR Alliance SL™ Indirect - Fired Water HeaterFor service or repairs to the water heater, call your

10TPI CONTROL - DIAGRAM 1Indicating Light Temperature AdjustDifferential AdjustTPI CONTROL - DIAGRAM 2Screw A

11TPI CONTROL - DIAGRAM 3Outgoing 24Vwires to relay or zone valveIncoming 24V power connectionOutgoing 110V wires to circulatorChase NippleConduitIn

12FIGURE 1 - Installation Using Zone ValvesInstallation Diagram Using Zone ValvesFIGURE 2 - Installation Using CirculatorInstallation Diagram Using Se

13FIGURE 3 - Coil Detail & Tightening SequenceBoltSteel WasherCoil PlatePlastic O-Ring HousingTank Flange‘L’ NutSmalloutsideO-ringLargeinsideO-rin

14Circulator & Burner Control Wiring DiagramsStandard Wiring for Circulator with Boiler Maintaining a Temperature of 180°Wiring for Burner Control

15Zone Valve Wiring DiagramsWiring for 3 Wire Zone ValveWiring for 4 Zone Valve

16Switching relay Wiring DiagramsSwitching Relay SR-502 or SR-503Switching Relay R8845U or SR 501

17Switching relay Wiring Diagrams (con’t)Switching Relay SR-504 with Priority Option

18DescriptionPart NumberAL27SL AL35SL AL50SL AL70SL AL119SLReplacement Coil with O-Rings, Nuts, Washers & Bolts101484-01 101484-02 101484-03TPI Co

19HOW TO OBTAIN SERVICE ASSISTANCEU.S. Boiler Company, Inc. does not have a service department or personnel to service your heater in the eld. A qua

2PLEASE READ INSTRUCTIONS CAREFULLY BEFORE INSTALLING WATER HEATERU.S Boiler Company, Inc. – (herein called the Company) intends that this Alliance S

20U.S. Boiler Company, Inc. (hereinafter called the “Company”) offers the following Limited Tank Replacement Warranty, Limited Tank Replacement Labor

3INDEXGeneral Information ... 2Spe

4A. INSPECTING AND PREPARING THE WATER HEATER q AL27SL thru AL70SL - Remove the cardboard box, which comes packaged with the heater. It should

5 working pressure of the water heater (150psi). Install the valve into the opening provided and marked for this purpose in the water heate

6G. BOILER SUPPLY CONNECTIONS q WARNING: Boiler temperature must be controlled by the boiler high limit not to exceed 200°. Failure to do so w

7 q The Alliance SL water heater may operate as a separate heating zone using either the heating system circulator and an appropriate zone valv

8F. WATER SUPPLY CONNECTIONS (See Figure 1 & 2). q Do not over tighten brass threads. q Mark the water shutoff for future reference. q Do

9WATER TEMPERATURE CONTROLSA periodic inspection of the operating controls, heat exchanger and wiring should be made by qualied ser-vice personnel. T