Just Better LD-2500 User Manual

LD-2500 - LEAK DETECTOR

JB INDUSTRIES INC.

Declaration of Conformity

This is to certify that this equipment, designed by JB Industries 601 N.
Farnsworth Ave., Aurora, IL 60505 USA meets the essential safety re­quirements of the European Union and is placed on the market according­ly. It has been constructed in accordance with good engineering practice
in safety matters in force in the Community and does not endanger the
safety of persons, domestic animals or property when properly installed
and maintained and used in applications for which it was made.

Equipment Description: LD-2500 HUNTER refrigerant leak detector
Applicable Directives: 73/23/EEC as amended by 93/68/EEC
89/336/EEC as amended by 93/68/EEC
2002/95/EC (RoHS)
Applicable Standards: EN 61010-1: 1993 EN55011, Group 1, Class
A: 1991 EN50082-1: 1992
CE Implementation Date: March 1, 1997
Authorized Representative: Dave Madden
Director, Engineering
JB Industries

Any questions relative to this declaration or to the safety of JB’s products
should be directed, in writing to the quality assurance department at the
above address.

WARNING

This symbol is intended to alert the user to the presence of important operation
and maintenance (servicing) instructions in the literature accompanying the
instrument.

Specifi cations

Usage: Indoor and Outdoor
Minimum. Sensitivity to R22, 0.25 oz/yr (high sensitivity)
R134a, R404A, R410A: 2.0 oz/yr (low sensitivity)

Operating Temperature Range: +32° to 122° F (0° C to +50° C)*
Storage Temperature Range: +14° F to +140° F (-10° C to +60° C)
Humidity: 95% RH NC Max.
Altitude: 6500’ (2000 m)
Power Supply: Two “D” Cell Alkaline Batteries
Battery Life: Approximately 16 hours
Pollution Degree: 2
Overvoltage Category: 2
Weight (with power cells): 1.28 lb. (0.58 kg)

*may be operated for a limited time in lower temperature environments.

LD-2500 HUNTER Features

JB’s HUNTER combines sophisticated technology with durability for an
instrument with outstanding sensitivity.

• Electrochemical heated-diode sensor

• “No-reset” detection of CFCs, HCFCs, and HFCs

• Automatic adjustment (zeroing) to refrigerants in leak test area

• Rugged, fl exible probe with a foam fi lter for sensor protection

• High/Low sensitivity and power in one switch

To get the best performance from your HUNTER leak detector, please
read this manual carefully before use. If you have any questions or need
additional assistance, please call 800-323-0811.

Filter

Sensor Cover

Power/Low Battery LED

Power/Sensitivity Setting Switch

High Sensitivity LED

Low Sensitivity LED

Battery Cover Release Latch

Getting Started

1. Install the batteries (See next page)

2. Install the sensor (See next page)
NOTE: Installation of the batteries and sensor is required before use.

3. Press the control button to power on the LD-2500 HUNTER

4. Wait for the unit to warm up. All three LEDs will illuminate during
warm up. When the High Sensitivity LED starts fl ashing and a chirp-
ing sound is heard, the HUNTER is ready to hunt for leaks.

The LD-2500 HUNTER Refrigerant Leak Detector provides similar re­sponses to all CFCs, HCFCs, and HFCs and refrigerant blends (R410A,
R407C) as well as SF6.