Campbell Hausfeld TF0628 Operating Instructions And Parts Manual

Low Oil Guard 

for 5 to 25 HP

Compressors

Please read and save these instructions. Read carefully before attempting to assemble, install, operate or maintain the product described.

Protect yourself and others by observing all safety information. Failure to comply with instructions could result in personal injury and/or prop-

erty damage! Retain instructions for future reference.

© 2000 Campbell Hausfeld

Unpacking

Inspect for any damage that may have

occurred during transit. Check the parts

list to verify all the parts are accounted

for.

General Safety Information

Always disconnect, 

lockout and tag

power before attempting to install,

service, relocate or perform any main-

tenance.

1. Read this instruction

manual before

installing this device

to the compressor

pump.

2. Read operator's instructions for

each component of compressor

package before putting into service.

3. Follow all local electrical and safety

codes, the United States National

Electric Code (NEC) and Occupational

Safety and Health Act (OSHA).

4. Electrical devices must always be

securely and adequately grounded.

Release all system pres-

sure before attempting

to install, service, relo-

cate or perform any maintenance.

5. Do not open the top housing cover

while the device is operating.

6. Do not bind the cord or allow the

cord to come in contact with oil,

grease, chemicals, or sharp object.

!

WARNING

!

WARNING

Operating Instructions and Parts Manual

TF0628

7. After installation, inspect to make

sure all components seal properly.

8. Inspect to make certain that all fit-

tings, bolts, etc. are tight and secure.

All wiring must be done

by a qualified (certified

or licensed) electrician.

Specifications

This device can be used with the follow-

ing 5 through 25 HP, 230V single-phase

and 208/230V three-phase, two-stage,

Campbell Hausfeld compressors: TF

models, TK models, HD models, CI mod-

els and PROV models.

Installation

Release all system pres-

sure before attempting

to install, service, relocate or perform

any maintenance.

IMPORTANT: The compressor must be

level for the low oil guard to operate

properly. If necessary, shim the mount-

ing feet to bring the base on top of the

tank to a level position.

MECHANICAL INSTALLATION

1. Drain oil from crankcase.

2. Remove the oil level sight glass

from the compressor.

3. Install the o-ring in groove on the

adapter (See Figure 1).

4. Install the adapter in the oil sight

glass opening.

!

WARNING

!

WARNING

IN186602AV  9/00

Description

Campbell Hausfeld oil-level monitor is an accessory for two-stage air compressor

pumps. This monitor measures the level of oil in the compressor and shuts the

pump down if the level drops below a minimum. Can be used with 208-230 volt

single-phase and 208-230 volt three-phase, two-stage, cast iron Campbell Hausfeld

air compressor pumps equipped with a magnetic starter.

5. Push the oil level guard housing on

to the adapter (See Figure 2).

6. Tighten set screws in housing until

snug and then re-install oil level sight

glass on the front of the housing

(See Figure 3).

ELECTRICAL INSTALLATION

Always disconnect, lock-

out and tag power

before attempting to

install, service, relocate

or perform any maintenance.

Use the diagram in Figure 4, 5 or 6  to

wire the unit to the compressor.

INITIAL TEST

After the mechanical and electrical in-

stallation is completed, the oil level 

!

WARNING

MANUAL

O-ring

Adapter

Figure 1 - Install O-ring

Housing

Pump

Figure 2

Sight Glass

Tighten

Set Screws

Figure 3

BUILT TO LAST

TM

For parts, product & service information

visit www.chpower.com