4
KHF - SERIES A FAN COIL UNITS
INSTALLATION, OPERATION, AND MAINTENANCE MANUAL
SECTION 1 - RECEIPT & INITIAL INSTALLATION
KHF - SERIES A FEATURES
PREFACE
Krueger fan coils represent a prudent investment which can,
with proper installation, operation, and regular maintenance,
give trouble-free operation and long service.
Your equipment is initially protected under the
manufacturer’s standard warranty; however, this warranty
is provided under the condition that the steps outlined
in this manual for initial inspection, proper installation,
regular periodic maintenance, and everyday operation of
the equipment be followed in detail. This manual should be
fully reviewed in advance of any actual work being done on
the equipment. Should any questions arise, please contact
your local Sales Representative or the factory BEFORE
proceeding.
The equipment covered by this manual is available with a
vast variety of options and accessories. Consult the approved
unit submittal, order acknowledgement, and other manuals
for details on the options and accessories provided with the
equipment on each project.
The manufacturer assumes no responsibility for personal
injury or property damage resulting from improper or
unsafe practices during the handling, installation, service, or
operation of any equipment.
!
Caution
No attempt should be made to handle, install, or
service any unit without following safe practices
regarding mechanical equipment.
All power must be disconnected before any
installation or service should be attempted. More
than one power source may be supplied to a unit.
Power to remote mounted control devices may not
be supplied through the unit. Never wear bulky
or loose fitting clothing when working on any
mechanical equipment. Gloves should only be worn
when required for proper protection from heat
or other possible injury. Safety glasses or goggles
should always be worn when drilling, cutting, or
working with chemicals such as refrigerants or
lubricants.
Never pressurize any equipment beyond specified
operating pressures. Always pressure test with
some inert fluid or gas such as clear water or dry
nitrogen to avoid possible damage or injury in the
event of a leak or component failure during testing.
Always protect adjacent flammable material when
welding, brazing or soldering. Use suitable heat
shield material to contain sparks or drops of solder.
Have fire extinguisher available for use when
welding or brazing.
!
Caution
!
Caution
!
Caution
Electric heat
Controls
Blower
Outside air duct
collar
Filter access
(not shown)
Valve package
(factory mounted
or shipped loose)
Coils
Supply air
Right or left hand coil
and drain connections,
same or opposite end
Removable
drain pan
Condensate
pump
Auxiliary
drain pan
Return air
Motor