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INSTALLATION INSTRUCTIONS
WARM AIR FURNACE
IMPACT DISTRIBUTION
Save these instructions for reference
This furnace must be installed by a certified installer
and where required by law, a licenced technician.
FOR SERVICE CALL:
INSTALLATION INFORMATION
_________________
Qualified Contractor
_________________
Unit Model Number
MANUFACTURED BY
SUMMERAIRE MANUFACTURING
IMPACT DISTRIBUTION
ELECTRIC
BY
_________________
Date of Installation
EXCLUSIVELY FOR
1
_________________
Telephone Number
_________________
Unit Serial Number
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Table of Contents
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Summary of Contents for SummerAire ALPHA
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Page 1: Installation Instructions
This furnace must be installed by a certified installer and where required by law, a licenced technician. FOR SERVICE CALL: INSTALLATION INFORMATION _________________ _________________ Qualified Contractor Telephone Number _________________ _________________ Unit Model Number Unit Serial Number _________________ Date of Installation MANUFACTURED BY SUMMERAIRE MANUFACTURING EXCLUSIVELY FOR IMPACT DISTRIBUTION... -
Page 2: Installation
ALPHA series electric furnaces are designed, built and inspected to provide safe and dependable operation when properly installed in compliance with all National and Local Codes. The Alpha series of warm air electric furnaces are available in the following models; 10kW,15kW,18kW, 20kW, 23kw and 27kW outputs . ELECTRICAL All electrical equipment and wiring shall be installed following the requirements Canadian or U.S.A. -
Page 3: Operating Sequence
All “ field “ wiring shall be completed by the Installer to the terminal block provided on the main control board in the furnace. INSTALLATION CLEARANCES FURNACE As shipped the ALPHA series furnaces are Certified for “ZERO” clearance. To facilitate servicing the unit, the “Front” clearance should be a minimum of 24”. -
Page 4: Manual Controls
Position 2 on switch SW2 turns cooling modulation on and off. MANUAL CONTROLS When thermostat calls for heat, the element indicator lights will illuminate as the elements turn on in sequence, the blower speed automatically adjusts as well. When the POWER switch is in the “MODERATE” position, the furnace operates at reduced heating capacity. -
Page 5: Thermostat Wiring
, FAILURE TO FOLLOW PROPER PROCEDURES MAY RESULT IN SERIOUS HARM OR DEATH. Included in the Alpha controller design is the ability to select alternate element relay use in the event of original relay failure. This option permits the alternate selection of up to two (2) relays. - Page 6 turns it off. To select alternate relays does not change the element LED display. The power supply wire and the element wire must be moved to the replacement relay position. Refer to Fig 1 and Fig 2. COOLING DISCHARGE AIR SENSOR A/C COIL INSTALLED DOWNSTREAM The following must be observed when the A/C coil is mounted downstream of the furnace and the modulation mode of cooling is desired.
- Page 7 Fig 1 RELAY SUBSTITUTION DIP-SWITCHES Switch SW1 All furnaces are factory supplied with all switches set to the off position The relay dipswitch is located on the main control board • SW1selections will select relay to be disabled and the new relay to be enabled.
- Page 8 Switch Position Relay Relay Three Element Furnace 1100 0010 1010 1110 0001 1001 0101 1101 0011 1011 0111 Switch Position Relay Relay Four Element Furnace 0010 1010 0001 1001 1101 0011 1011 0111 Switch Position Relay Relay Five Element Furnace 1010 1001 0011...
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Page 9: Main Control Board
Fig 2 MAIN CONTROL BOARD... - Page 10 Fig 3 CONTROL BOARD FAULT CONDITIONS AND DISPLAY Fault conditions are recognized and displayed by the Upper LED display panel Only overheating and overcooling conditions are displayed at the element LEDs. These conditions are likely the result of poor air flow resulting from dirty air filters.
- Page 11 Fig 4...
- Page 12 Fig 5...
- Page 13 Fig 6 Temperature Sensor and Low voltage lead routing A/C Coil installed Downstream of Furnace Drill 3/8” dia hole in warm air duct a minimum of 15” upstream of plenum. Install RAR sensor. (return air remote) Snap round bushing into hole and insert sensor lead approximately 2”...
- Page 14 ELECTRIC FURNACE PRESTART CHECKLIST 1. REMOVE PACKING MATERIALS FROM LEFT SIDE OF BLOWER ❏ 2. CONFIRM DIP SWITCH SETTINGS AS FOLLOWS ❏ 3. DISCHARGE AIR SENSOR INSTALLED AFTER A/C COIL ❏ 4. LOW HEAT/HIGH SELECT SWITCH SET TO HIGH HEAT. (UNLESS ❏...
- Page 15 PARTS ITEM PART NUMBER 1 ELEMENT LIMIT CONTROL 2.LIMIT3LO1130 2 TRANSFORMER 2.TRANS40VA24 3 MAIN TERMINAL BLOCK 8.TBMAIN 4 CONTROLLER 2.BOARDSE6 5 ELEMENT PLATE 2.ELMPLTE 6 ELEMENT 2.ELEMENT3, 2.ELEMENT4, 2.ELEMENT5 7 LED PANEL 2.PANLED 8 SELECTOR SWITCH 2.SWITCHRCKR 9 FAN MOTOR 2.MTRDDO25 (1/3HP), 2.MOTOR5845A 10 MOTOR CAPACITOR 2.CAP370V5MF(1/3HP),2.CAP370V15MF(3/4HP)
- Page 17 MANUFACTURED BY SUMMERAIRE MANUFACTURING EXCLUSIVELY FOR IMPACT DISTRIBUTION Revised 09_18_07...
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Questions and answers
AlphaAE23 Electric FUrnace, 23KW/Hr model failed to heat today. Fan continued. Thermostat settings had no effect. Powered furnace off at 150A breakers. Waited 2 minutes, powered on. Set thermostat to manual 18degC and furnace and fan worked properly. However, first 2 red LED's remained lit. Checked online operators manual and noted these two lights indicate a fault, but no details. What is my next step? Phone 416 921 7720