Carrier 120-60-1 User's Manual
Contents
1. Electronic Air Cleaner 120 60 1 Power Supply Kit Cancels IIK 901K 12 5 IIK 901K 12 7 7 95 Installation Instructions Part No 322044 701 NOTE Read the entire instruction manual before starting the installation gt This symbol indicates a change since the last issue SAFETY CONSIDERATIONS Recognize safety information This is the safety alert symbol A When you see this symbol on the unit and in instructions or manuals be alert to the potential for personal injury Understand the signal words DANGER WARNING and CAU TION These words are used with the safety alert symbol DAN GER identifies the most serious hazards which will result in severe personal injury or death WARNING signifies a hazard which could result in personal injury or death CAUTION is used to identify unsafe practices which would result in minor personal injury or product and property damage INTRODUCTION gt This instruction covers the installation of power supply kit Part No 322044 701 in an electronic air cleaner with a 120v 60Hz 1 phase power supply DESCRIPTION AND USAGE gt The kit is designed to replace both current and previous design power supplies for duct mounted models only See Step 2 for models 31MB and 907A see Step 3 for models 31MM 31MP 901A and B also 907B and C see Step 4 for models 31SX 120v 31KAX 901E and G 120v 901KAX see Step 5 for 240v models 31SX 31KAX 901E 901KAX and 901G The kit contains the follow2. G SURGE RESISTOR D BUSBAR at e BY GND A95271 Fig 1 Models 31MB 31MM 31MP 31SX 907A 901A B 901E G 907B C with 120 60 1 Electrical Supply 2 Remove wires from power supply and discard 3 Connect existing wires and bus bar for models 31SX and 901E 3 Connect existing wires and busbar for models 31SX and 901E also G See Fig 2 Do the same for models 31KAX and also G See Fig 1 Do the same for models 31KAX and 90IKAX See Fig 4 901KAX See Fig 3 4 Reinstall power door in air cleaner 4 Reinstall power door in air cleaner 5 Turn on main electrical supply to air cleaner and air handler 5 Turn on main electrical supply to air cleaner and air handler 6 Check air cleaner for proper operation before leaving job If 6 Check air cleaner for proper operation before leaving job the unit fails to operate check for faulty transformer Step 5 Install New Power Supply in 240v Models 31KAX 31SX 901E also G and 901KAX 1 Using 4 sheet metal screws provided in kit install new power supply 2 Remove and discard wires from power supply fx BLK YEL amp VIO lil l W JH 5 DDE A IB m D D Dig D A95272 gt BLUE SILVER al BLK BLUE GOLD e m A95273 Fig 3 Models 31KAX 901KAX with 120 60 1 Electrical Supply W Z BUSBAR D X o t 7 BLUE SILVER F4 SWHT
3. MOUNTING g BLK C WIRE CLIP BLUE GOLD PLATE SPLICE CONNECTORS Fig 4 Models 31KAX 901KAX with 240 60 1 Electrical Supply Copyright 1995 Carrier Corporation 901k127 Manufacturer reserves the right to discontinue or change at any time specifications or designs without notice and without incurring obligations reek 7 PC 101 Catalog No 533 104 Printed in U S A Form 31KAX 11SI Pg 4 7 95 Replaces 31KAX 6SI al a 9a
4. ing items Power supply Busbar assembly 2 3 16 in 4 13 16 in and 8 1 2 in Wirenut Phillips head sheet metal screw 6 32 machine screw Hex nut Wire clip Angle bracket Installation Instructions INSTALLATION Step 1 Remove Power Supply 1 Turn off main electrical supply to air cleaner and air handler 2 Remove power door from air cleaner Remove inside of door to expose the power supply 3 Disconnect existing wires from existing power supply 4 Remove existing power supply from power door 1 1 each RR Rr NAH 4 CAUTION Use care when attaching wires or bus bar to the new power supply to avoid damaging terminals and or printed circuit board Step 2 Install New Power Supply in Model 31MB or 907A 1 Cut terminal ends off wires disconnected from failed power supply and strip 1 2 in insulation from wires 2 Using 4 sheet metal screws provided in kit install new power supply 3 Choose proper length bus bar 2 3 16 in and assemble angle bracket to bus bar See Fig 1 4 Using machine screw and nut attach existing surge resistor to angle bracket See Fig 1 5 Attach bus bar to high voltage terminal of power supply 6 Using wire nuts provided in kit splice wires Violet wire can attach to either red wire See Fig 1 7 Route wires so they will not contact high voltage circuit and install wire clip 8 Reinstall power door in air cleaner 9 Turn on main electrical
5. supply to the air cleaner and air handler 10 Check air cleaner for proper operation before leaving job Step 3 Install New Power Supply in Models 31MM 31MP 901A and B also 907B and C 1 Using 4 sheet metal screws provided in kit install new power supply 2 Cut terminal ends off wires disconnected from failed power supply and strip 1 2 in of insulation from wire Splice wires to new power supply wires with wire nuts provided in kit See Fig 1 3 Remove existing surge resistor if applicable and discard Surge resistor is an integral part of the new power supply 4 Install proper length bus bar 5 Route wires so they will not contact high voltage circuit and install wire clip 6 Reinstall power door in air cleaner 7 Turn on main electrical supply to the air cleaner and air handler 8 Check air cleaner for proper operation before leaving the job Step 4 Install of New Power Supply in 120v Models 31KAX 31SX 901E and G and 901KAX 1 Using 4 sheet metal screws provided in kit install new power supply Manufacturer reserves the right to discontinue or change at any time specifications or designs without notice and without incurring obligations Book 1 4 Tab 7a 9a PC 101 Catalog No 533 104 Printed in U S A Form 31KAX 11SI Pg 1 7 95 Replaces 31KAX 6SI TYPICAL WIRENUT WHEN REQUIRED NS WIRE CLIP gm BLK RED OR EXISTING VIO WIRES WHT RED EXISTIN
Download Pdf Manuals
Related Search