Gardner Denver Industrial Series Service manual

PARTS LIST
OPERATING AND
SERVICE MANUAL
INDUSTRIAL
SERIES
BLOWERS
5”GEAR DIAMETER
Models
HYEL_AA
HYEL_AB
HF
-
7
-
602
Version: 06
January 6, 2017
HELIFLOW

HF-7-602 Page 1
MAINTAIN BLOWER RELIABILITY AND PERFORMANCE
WITH GENUINE GARDNER DENVER PARTS AND SUPPORT SERVICES
Factory genuine parts, manufactured to design tolerances, are developed for optimum dependability - - -
specifically for your blower. Design and material innovations are born from years of experience with
hundreds of different blower applications. When you specify factory genuine parts you are assured of
receiving parts that incorporate the most current design advancements manufactured in our state-of-the-
art blower factory under exacting quality standards.
Your AUTHORIZED DISTRIBUTOR offers all the backup you require. A worldwide network of authorized
distributors provides the finest product support in the blower industry.
Your AUTHORIZED DISTRIBUTOR can support your blower investment with these services:
1. Trained parts technical representatives to assist you in selecting the correct replacement
parts.
2. Complete inventory of new machines and new, genuine factory parts.
3. A full line of factory tested AEON™PD Series blower lubricants specifically formulated for
optimum performance in all blowers.
4. Authorized distributor service technicians are factory-trained and skilled in blower
maintenance and repair. They are ready to respond and assist you by providing fast, expert
maintenance and repair service.
INSTRUCTIONS FOR DETERMINING BLOWER CONFIGURATION
1. Face the blower drive shaft.
2. In a VERTICAL configuration, air flow is horizontal.
3. In a HORIZONTAL configuration, air flow is vertical.
4. In a vertical configuration, a BOTTOM HAND exists when the drive shaft is below the
horizontal center line of the blower. A TOP HAND exists when the drive shaft is above the
horizontal center line of the blower.
5. In a horizontal configuration, a RIGHT HAND exists when the drive shaft is to the right of the
vertical center line of the blower. A LEFT HAND exists when the drive shaft is to the left of
the vertical center line of the blower.
INSTRUCTIONS FOR ORDERING REPAIR PARTS
For pricing, and ordering information contact your nearest AUTHORIZED FACTORY DISTRIBUTOR.
When ordering parts, specify Blower MODEL and SERIAL NUMBER (see nameplate on unit).
Rely upon the knowledge and experience of you AUTHORIZED DISTRIBUTOR and let them assist you in
making the proper parts selection for your blower.
To Contact Gardner Denver or locate your local distributor:
Visit: www.contactgd.com/blowers
or
call: [phone]

HF-7-602 Page 2
FOREWORD
Gardner Denverâblowers are the result of advanced engineering and skilled manufacturing. To be
assured of receiving maximum service from this machine, the owner must exercise care in its operation
and maintenance. This book is written to give the operator and maintenance department essential
information for day-to-day operation, maintenance and adjustment. Careful adherence to these
instructions will result in economical operation and minimum downtime.
Danger is used to indicate the presence of a hazard which will cause severe personal injury,
death, or substantial property damage if the warning is ignored.
Warning is used to indicate the presence of a hazard which can cause severe personal injury,
death, or substantial property damage if the warning is ignored.
Caution is used to indicate the presence of a hazard which will or can cause minor personal
injury or property damage if the warning is ignored.
NOTICE
Notice is used to notify people of installation, operation or maintenance information which is
important but not hazard-related.

HF-7-602 Page 3
SAFETY PRECAUTIONS
Safety is everybody’s business and is based on your use of good common sense. All situations or circumstances
cannot always be predicted and covered by established rules. Therefore, use your past experience, watch out for
safety hazards and be cautious. Some general safety precautions are given below:
Failure to observe these notices could result in injury to or death of personnel.
·Keep fingers and clothing away from blower inlet and discharge ports, revolving belts,
sheaves, drive coupling, etc.
·Do not use the air discharge from this unit for breathing –not suitable for human
consumption.
·Do not loosen or remove the oil filler plug, drain plugs, covers, or break any
connections, etc., in the blower air or oil system until the unit is shut down and the air
pressure has been relieved.
·Electrical shock can and may be fatal.
·Blower unit must be grounded in accordance with the National Electrical Code. A
ground jumper equal to the size of the equipment ground conductor must be used to
connect the blower motor base to the unit base.
·Open main disconnect switch, tag and lockout before working on the control.
·Disconnect the blower from its power source, tag and lockout before working on the
unit –this machine is automatically controlled and may start at any time.
Failure to observe these notices could result in damage to equipment.
·Stop the unit if any repairs or adjustments on or around the blower are required.
·Disconnect the blower from its power source, tag and lockout before working on the
unit –this machine is automatically controlled and may start at any time.
·Do not exceed the rated maximum speed values shown on the nameplate.
·Do not operate unit if safety devices are not operating properly. Check periodically.
Never bypass safety devices.
·Ensure proper rotation of blower prior to start-up. Failure to do so may result in
damage to the blower.

HF-7-602 Page 4
TABLE OF CONTENTS
Maintain Blower Reliability And Performance...........................................................................................1
Instructions For Determining Blower Configuration...................................................................................1
Instructions For Ordering Repair Parts.....................................................................................................1
Foreword.................................................................................................................................................2
Safety Precautions ..................................................................................................................................3
Matrix/Menu ............................................................................................................................................7
Introduction Your Key To Trouble Free Service........................................................................................8
Section 1, Equipment Check....................................................................................................................9
Section 2, Installation.............................................................................................................................11
Section 3, Maintenance.........................................................................................................................17
Gardner Denver Lubricant Order Information.........................................................................................18
Section 4, Operation..............................................................................................................................21
Section 5, Special Tools Required.........................................................................................................24
Section 6, Disassembly Instructions.......................................................................................................31
Section 7, Assembly Instructions, Air Seals (Standard)..........................................................................33
Section 8, Parts List...............................................................................................................................43
Section 9, Assembly Instructions, Mechanical Seals..............................................................................45
Section 10, Parts List.............................................................................................................................54
Warranty ...............................................................................................................................................56