Krendl 309 Owner'S Manual Download Page 1

 

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OWNER’S MANUAL FOR #309 BLOWER 

 

READ ALL INSTRUCTIONS BEFORE USING BLOWER 

 

 

IMPORTANT:  Unpack blower immediately and check for damage to shipping.  Place any damage claim 
with delivering carrier, saving all packing materials for inspection.  Our warranty covers 

manufacturer’s 

defects

 only.  DO NOT return to shipper. 

 
File instructions for future reference and ordering replacement parts.  
 
A WORD ABOUT YOUR BLOWER.  This blower is designed to blow CELLULOSE insulation fibers, 
properly conditioned by agitation in the hopper.  This unit is not designed to blow fiberglass, mineral wool, 
or similar abrasive material, which would cause damage to fan and chamber.  Consult the manufacturer for 
a wide range of machines designed to handle all fibers.   
 

Declaration of Incorporation 

-The 309 blower’s intended use is with cellulose machines and is an integral 

part of the machine’s operation.  The blower is not intended to be used as a separate piece of equipment as 
this  would  create  an  unsatisfactory  condition.    The  assembler  performing  final  assembly  of  blower  unit 
must ensure proper installation to make certain that final health and safety requirements have been met. 
 
Your blower is designed with an abrasive resistant fan and chamber, powered by a high speed, universal, 
brush-type motor. 
 

#309 

16.8 amp Motor, 120V 

(8.4 amp, 230V) 

1.5 h.p. Motor 

No load RPM 16,500 

2016 Watts 

 
 

       CHAMBER     FAN DIAMETER     PRODUCTION     AMPS 

SMALL              9” 

          6 ½”                     800 lbs/hr                12      | Chamber Outlet: 2” or 2 ½” 

MEDIUM          10”                    7 ½”                      1000 lbs/hr               15      | Blower Intake: 2-3/8” 

    | Fan bore:  9/16” 

LIMITED WARRANTY 

 

This model carries a one (1) year warranty against defects in material and workmanship from date of 
invoice to the original purchaser.  If blower needs service during that time, call your supplier immediately.  
Do not attempt to service blower as this would void warranty. 
 
This warranty does not cover ordinary wear, which occurs during normal use of the machine.  Materials 
such as fiberglass and mineral wool, etc. because of their abrasiveness, are not recommended for use with 
this blower. 
 
This warranty does not cover damage to unit caused by 

heat

 (i.e armature, field coil).  In most cases, heat 

damage is a result of improper use.  See operating instructions. 
 
The warranty also excludes switches and cords – the use or abuse of which cannot be controlled. 
 
The warranty also excludes damage or breakage due to carelessness, accidents, or improper use. 
 
We do not assume responsibility for repairs made or attempted by unauthorized persons.  Returns, in-
warranty, must be sent to our factory for examination and determination of the defect. 
 

All blowers or parts must be returned prepaid with necessary information as to date of 
purchase, model, and serial number with description of the problem and defect. 

Summary of Contents for 309

Page 1: ...ersal brush type motor 309 16 8 amp Motor 120V 8 4 amp 230V 1 5 h p Motor No load RPM 16 500 2016 Watts CHAMBER FAN DIAMETER PRODUCTION AMPS SMALL 9 6 800 lbs hr 12 Chamber Outlet 2 or 2 MEDIUM 10 7 1000 lbs hr 15 Blower Intake 2 3 8 Fan bore 9 16 LIMITED WARRANTY This model carries a one 1 year warranty against defects in material and workmanship from date of invoice to the original purchaser If ...

Page 2: ...TOR Never operate blower unless properly and securely mounted to machine Strong suction can pull fingers or clothing into dangerous blades Blower connects to insulation machine by a twist lock adapter 2 3 8 Ground properly with a three wire cord in a grounded electrical outlet Keep away from moisture Do not operate when flammable and or explosive vapors or dust are present Disconnect cord from ele...

Page 3: ...proper fit and alignment No warranty consideration will be extended on parts incorrectly installed or mishandled All units should be run for approximately 15 minutes prior to assembly of fan and chamber to insure proper brush seating and alignment All questions regarding replacement of parts should be directed back to the factory REGULAR BLOWER MAINTENANCE WILL EXTEND LIFE OF THE BLOWER A Always d...

Page 4: ...ct directly to power cord Blower unplugged Check all power connections Debris accumulated on brush Check to see if carbon brush assembly is making contact with the commutator Blow out area and keep clean Blower overheating high Low voltage Check length and gauge of amperage extension cord Material build up Clean excessive material from fan chamber by scraping and blowing out area Remove material f...

Page 5: ...5 Excessive vibration Fan imbalance Clean material build up Inspect fan for broken blades Bearing failure Contact your supplier or qualified motor repair service ...

Page 6: ... A KBL 025 KBL 026 A KBL 026 B KBL 026 M FSB016 KBL 028 A AL KBL 028 A STL KBL 028 B AL KBL 028 B STL FSB028 KBL 030 A 2 KBL 030 A 2 5 KBL 030 B 2 KBL 030 B 2 5 FSB009 KBL 033 FSB016 KBL 035 KBL 036 KBL 037 KBL 038 309 A KBL 038 309 B KBL 039 KBL 040 KBL 040 B KBL 043 KBL PIN DESCRIPTION BEARING BALL HOUSING BR END NAMEPLATE RETAININGRING ARMATURE ASSY 120V ARMATURE ASSY 230V CYLINDER FIELD ASSY 1...

Page 7: ... 309 Blower Be sure to concentrate the air into the vent holes on both ends of the motor housing the brush end as well as the plate end of the motor housing Any build up of insulation in these vent holes can cause overheating and contamination of the motor housing voiding your warranty 2 Weekly Inspection of the intake fan is recommended to check for bent or worn blades Damaged blades can cause be...

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