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FläktGroup 

DC_9202GB   20180403_R0

Specifications are subject to alteration without notice

LQLR FAN

MAINTENANCE

STORAGE BEFORE INSTALLATION  ......................................................... 2
BEFORE STARTING ......................................................................................... 2
MAINTENANCE................................................................................................. 2
CLEANING .......................................................................................................... 2
TO ADJUST THE BELT TENSION (LQLR, LQLS) ..................................... 2
TO CHANGE THE BELTS (LQLR, LQLS) ....................................................3
INSTALLATION OF HABASIT FLAT-BELT DRIVE ...................................3
MOVING THE MOTOR TO ADJUST THE BELT TENSION .....................4
BELT PULLEYS ...................................................................................................4
GROOVED BALL BEARINGS WITH TAPER SLEEVE ..........................5
DISMANTLING THE PLUMMER BLOCK WITH BALL BEARING .......7
MOUNTING THE PLUMMER BLOCK WITH BALL BEARING ............8
AIR FLOW MEASUREMENT WITH Q-DYSA

®

 AND ANALOGUE  

FLOW INDICATING INSTRUMENT .............................................................9
CHECKS ..............................................................................................................9
AIR FLOW MEASUREMENT WITH Q-DYSA

®

 AND ANALOGUE  

FLOW INDICATING INSTRUMENT .............................................................9
INSTALLATION OF THE FREQUENCY CONVERTER .........................10

Summary of Contents for LQLR

Page 1: ...LS 3 INSTALLATION OF HABASIT FLAT BELT DRIVE 3 MOVING THE MOTOR TO ADJUST THE BELT TENSION 4 BELT PULLEYS 4 GROOVED BALL BEARINGS WITH TAPER SLEEVE 5 DISMANTLING THE PLUMMER BLOCK WITH BALL BEARING 7...

Page 2: ...st content the unit should be serviced more frequently Check the belt tension every 6 months The fan is accessible through the inspection door panel IMPORTANT Isolate the power supply and wait until t...

Page 3: ...easure the longest free measurement distance on the belt to the nearest 100 mm The belt must not be in contact with the pulleys along the measurement distance 6 Remove the belt place it on a flat surf...

Page 4: ...ny anti corrosion agent and make certain that the surfaces are completely free from oil and dirt Fit the bush into the pulley 2 Oil the screws sparingly and loosely screw them into the tapped holes in...

Page 5: ...ighten the nut by hand so that the shaft bearing and taper sleeve are firmly in contact with one another 4 Mark one of the tab washer tabs which is in line with a slot in the nut Then tighten the nut...

Page 6: ...M t ut och markera lagrets l ge p axeln x ___ mm Steg 4 Lossa lagrets f stbultar och l t axeln b ras upp av lyftlinan Sp nn lyftlinan vid behov s att fl kthjulet inte r r inloppskonan Lagret r limmat...

Page 7: ...toppskruv Steg 5 Lagermonteringen r nu klar Kontrollera att fl kthjulet roterar och utf r slutkontroll Fl kt M Nm Fl ktstorlek 080 090 100 27 27 27 5 3 Fl kthjul 5 3 1 Demontering av fl kthjul storlek...

Page 8: ...e fit T nipples in the hoses to the indicating instrument and connect them to the pressure gauge The air flow can be calculated by the expression q 1 p m3 s k where the value of k is stated on the uni...

Page 9: ...asing Screen Casing FREQUENCY CONVERTER Connection of the screening conductor shall be made via an EMC approved union in the frequency converter s casing or by using a clamp intended for this purpose...

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