U.S. Boiler Company ALLIANCE SL AL27SL Installation, Operating And Service Instructions Download Page 20

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104362-08 - 1/23

Alliance SL

Installation, Operating & Service Instructions

Item

Description

Part Number

AL27SL

AL35SL

AL50SL

AL70SL

AL70CSL

Replacement Coil Kit (includes Item 2 thru 8)

101484-01

101484-02 101484-04

Seal Deck

111963-01

Immersion Well

105616-01

Drain Valve

102802-01

O-Ring 1-3/16 in.

111964-01

Outer O-Ring 6-3/4 in.

101539-01

Inner O-Ring 6-1/4 in.

Gasket Kit

107180-01

Hardware Kit

101538-01

TPI Control

101379-01

T & P Relief Valve

101540-01

101540-02

Black Plastic Coil Cover

102077-01

Coil Cover Insulation

102078-01

Replacement Misc. Parts Carton (Includes

TPI Control, T&P Relief Valve, Plastic Coil/

Insulation)

101537-01

101537-03

Service Parts

Summary of Contents for ALLIANCE SL AL27SL

Page 1: ...ructions for future reference Models AL27SL AL35SL AL50SL AL70SL AL70CSL Residential Commercial Manual Contents Page 1 General Information 2 2 Specifications Ratings 3 3 Installation Guidelines 5 4 In...

Page 2: ...e of any hot water system The Company cannot supervise the installation and therefore makes it a specific condition of the warranty that the customer will supervise the installation and use of this pr...

Page 3: ...14 14 0 45 Additional Performance Specifications Based on 50 F inlet water temperature 200 F boiler supply to coil Outputs may vary depending on boiler size boiler water supply temperature flow rate t...

Page 4: ...in Diameter in Shipping Weight lbs Cold Water Inlet Hot Water Outlet To Boiler From Boiler T P Valve AL27SL 39 1 4 20 172 3 4 M 3 4 F 3 4 M 3 4 M 3 4 F AL35SL 39 1 4 22 3 4 185 3 4 M 3 4 F 3 4 M 3 4 M...

Page 5: ...ROTECTION FROM WATER DAMAGE CAUTION All water heaters have a risk of leakage at some unpredictable time IT IS THE CUSTOMER S RESPONSIBILITY TO PROVIDE A CATCH PAN OR OTHER ADEQUATE MEANS SO THAT THE R...

Page 6: ...er location All water supply fittings on this heater are brass do not over tighten or strip threads It is recommended to use a union as per Figures 1 2 and 3 Do not apply heat directly to the cold wat...

Page 7: ...than what is normally expected even if the heater had been flushed prior to this period of inactivity To avoid adverse reactions to this elevated pH the heater MUST be properly flushed and a sample o...

Page 8: ...AND PREPARING THE WATER HEATER Remove the cardboard box which comes packaged with the heater It should contain the following TPI thermostat T P valve and a Tee foamed lid and screws B LOCATION Solid...

Page 9: ...tter water can cause scalding injuries Appropriate caution must be taken when using hot water Special supervision must be given to those who cannot act quickly such as children disabled or elderly per...

Page 10: ...rating temperature 4 Adjust left side lever to the desired differential See Figure at right and TPI Diagram 1 The TPI thermostat will call for heat when the tank temperature has fallen to the set diff...

Page 11: ...104362 08 1 23 Alliance SL Installation Operating Service Instructions Indicating Light Temperature Adjust Differential Adjust Screw A TPI CONTROL DIAGRAM 2 TPI CONTROL DIAGRAM 1 6TPI Control Diagram...

Page 12: ...structions Outgoing 24V wires to relay or zone valve Incoming 24V power connection Outgoing 110V wires to circulator Chase Nipple Conduit Incoming 24V power connections NOTE Use proper conduit and cha...

Page 13: ...Installation Operating Service Instructions Installation Diagram Using Zone Valves Installation Diagram Using Separate Circulator Figure 2 Installation Using Circulator Figure 1 General Configuration...

Page 14: ...14 104362 08 1 23 Alliance SL Installation Operating Service Instructions Figure 3 Commercial 7 Installation Piping Figures continued...

Page 15: ...sing Tank Flange L Nut Small outside O ring Large inside O ring Proper Tightening Sequence for Top Mount Coil CAUTION Does not require excessive force to seal properly 3 2 1 6 4 7 2 5 3 8 1 Incorrect...

Page 16: ...1 23 Alliance SL Installation Operating Service Instructions Standard Wiring for Circulator with Boiler Maintaining a Temperature of 180 Wiring for Burner Control L8148E 9 Circulator Burner Control Wi...

Page 17: ...17 104362 08 1 23 Alliance SL Installation Operating Service Instructions Wiring for 4 Zone Valve Wiring for 3 Wire Zone Valve 10 Zone Valve Wiring Diagrams...

Page 18: ...18 104362 08 1 23 Alliance SL Installation Operating Service Instructions Switching Relay R8845U or SR 501 Switching Relay SR 502 or SR 503 11 Switching Relay Wiring Diagrams...

Page 19: ...19 104362 08 1 23 Alliance SL Installation Operating Service Instructions Switching Relay SR 504 with Priority Option 11 Switching Relay Wiring Diagrams continued...

Page 20: ...Immersion Well 105616 01 4 Drain Valve 102802 01 5 O Ring 1 3 16 in 111964 01 6 Outer O Ring 6 3 4 in 101539 01 Inner O Ring 6 1 4 in 7 Gasket Kit 107180 01 8 Hardware Kit 101538 01 TPI Control 10137...

Page 21: ...action has solved your problem contact U S Boiler Company LLC as follows to obtain the number of a qualified service person in your area SALES SUPPORT U B BOILER COMPANY LLC P O BOX 3020 LANCASTER PA...

Page 22: ...g the repair of replacement of such component parts YOUR ACTION When you discover a defect immediately notify the dealer from whom the heater was purchased If you cannot locate the dealer contact the...

Page 23: ...23 104362 08 1 23 Alliance SL Installation Operating Service Instructions SERVICE RECORD SERVICE PERFORMED DATE...

Page 24: ...24 104362 08 1 23 Alliance SL Installation Operating Service Instructions U S Boiler Company LLC P O Box 3020 Lancaster PA 17604 1 888 432 8887 www usboiler net...

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U.S. Boiler Company ALLIANCE SL AL27SL, Installation, Operating And Service Instructions

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