Liebert Sewing Machine CW026 User Manual

LIEBERT  
EC FAN LOWERING PROCEDURE & BLOCK OFF PANEL KIT INSTALLATION  
DOWNFLOW MODELS WITH EC FANS  
WARNING -RISK OF ELECTRIC SHOCK AND HIGH SPEED ROTATING FAN BLADES! CAN CAUSE INJURY OR DEATH!  
DISCONNECT ALL LOCAL AND REMOTE ELECTRIC POWER SUPPLIES AND VERIFY THAT FAN BLADES HAVE STOPPED  
ROTATING BEFORE WORKING WITHIN.  
WARNING - RISK OF FAN MODULES DROPPING DOWNWARD SUDDENLY! CAN CAUSE INJURY OR DEATH! SUPPORT FAN  
MODULES BEFORE REMOVING MOUNTING HARDWARE. USE CAUTION TO KEEP BODY PARTS OUT OF THE FAN MODULES  
PATHWAY OF MOVEMENT DURING REPOSITIONING. ONLY QUALIFIED PERSONNEL SHOULD WORK ON THIS EQUIPMENT.  
LIEBERT CW041 UNIT SHOWN WITH LIEBERT 24" FLOORSTAND. CUSTOMER UNIT MAY  
APPEAR DIFFERENT. READ USER MANUAL AND INSTRUCTION SHEET  
195788 BEFORE RE-POSITIONING THE FAN MODULES.  
1
3
2
TABS  
1
3
A
DETAIL A  
JACK LOCATION  
SECTION  
NOT SHOWN  
B
B
TOOLS NEEDED: 1/2" HEX SOCKET & WRENCH  
FACTORY SUPPLIED JACK, CRANK  
AND JACK SUPPORT  
CABLE TIE CUTTER  
SECTION  
NOT SHOWN  
LOWERING PROCEDURE (24" FLOOR HEIGHT MINIMUM):  
3
1. REMOVE THE MIDDLE AND BOTTOM PANELS  
FROM THE FRONT OF THE UNIT.  
2. FOR EASE OF FAN LOWERING, REMOVAL OF  
THE HUMIDIFIER PAN IS RECOMMENDED.  
FAN DECK  
3. POSITION THE FACTORY SUPPLIED JACK AND  
JACK SUPPORT UNDER THE FAN MODULE TO  
BE LOWERED. USING THE CRANK, RAISE THE  
JACK TO SAFELY SUPPORT THE FAN BEFORE  
REMOVING ANY HARDWARE.  
NOTE: A PROPERLY POSITIONED JACK WILL BE  
CENTERED BETWEEN THE FIRST AND SECOND  
SET OF TABS ON THE JACK SUPPORT.  
"Z" BRACKET  
LOCATION ON  
CW026 - CW060  
5
4. CUT & REMOVE THE CABLE TIE THAT RETAINS  
THE WIRING LOOP TO THE BLOWER MOUNTING  
PLATE. ALL OTHER CABLE TIES THAT ROUTE  
THE FAN WIRING SHOULD REMAIN INTACT.  
5
"Z" BRACKET  
LOCATION ON  
CW076 - CW114  
4
5. REMOVE THE SIX HEX-HEAD SCREWS AND  
"Z" BRACKETS USING A 1/2" HEX SOCKET OR  
WRENCH. RETAIN HARDWARE FOR LATER STEPS.  
"Z" BRACKETS NOT PRESENT ON LIEBERT DS,  
CW146 AND CW181.  
"Z" BRACKET  
WIRING LOOP  
SECTION B-B  
TOP VIEW OF FAN DECK  
REV 7/10  
REV 5  
DPN002037  
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LIEBERTR CW  
EC FAN BLOCK OFF PANEL KIT INSTALLATION  
DOWNFLOW MODELS CW026 THRU CW084 AND CW106, CW114 WITH EC FANS  
WARNING -RISK OF ELECTRIC SHOCK AND HIGH SPEED ROTATING FAN BLADES! CAN CAUSE  
INJURY OR DEATH! DISCONNECT ALL LOCAL AND REMOTE ELECTRIC POWER SUPPLIES AND  
VERIFY THAT FAN BLADES HAVE STOPPED ROTATING BEFORE WORKING WITHIN.  
WARNING - RISK OF FAN MODULES DROPPING DOWNWARD SUDDENLY! CAN CAUSE INJURY OR  
DEATH! ONLY QUALIFIED PERSONNEL SHOULD WORK ON THIS EQUIPMENT.  
LIEBERT CW041 UNIT SHOWN WITH LIEBERT FLOORSTAND. CUSTOMER UNIT MAY APPEAR  
DIFFERENT. READ USER MANUAL SL-18057 AND INSTALLATION INSTRUCTION SHEET 301271P1  
BEFORE INSTALLING BLOCK OFF PANEL KIT. SEE INSTALLATION INSTRUCTION SHEET 301271P1 FOR  
SPECIFIC BLOCK OFF KIT PART NUMBERS.  
FASTENERS  
BLOCKOFF PANEL  
APPLICATION:  
FOR UNITS UTILIZING OPTIONAL BLOCK OFF KIT  
WITH FANS OPERATED IN THE UP POSITION  
(FANS IN UNIT).  
REFER TO BLOCK OFF PANEL KIT INSTALLATION  
INSTRUCTIONS 301271P1 FOR DETAILED  
INSTALLATION PROCEDURE.  
NOTE: THE FANS MUST BE OPERATED IN EITHER  
THE FULLY RAISED POSITION OR FULLY LOWERED  
POSITION. NO OTHER COMBINATION OF FAN  
POSITIONING IS SUPPORTED.  
REV 7/10  
REV 5  
DPN002037  
PAGE 3 OF 3  
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