Sensit RLD-2 User manual

8
Your SENSIT®RLD-2iswarrantedtobefree
from defects in materials and workmanship
for a period of one year after purchase
(excluding sensor and batteries). If within
the warranty period your instrument should
become inoperative from such defects, the
unit will be repaired or replaced at our option.
This warranty covers normal use and does
not cover damage which occurs in shipment
or failure which results from alteration,
tampering, accident, misuse, abuse, neglect,
orimpropermaintenance. Apurchasereceipt
or other proof of date of original purchase will
be required before warranty performance will
be rendered. Instruments out of warranty will
be repaired for a service charge. Return the
unit postpaid and insured to:
J And N Enterprises, Inc.
648 W 300 N
Valparaiso, IN 46385
[phone]
This warranty gives you specific legal rights
and you may also have other rights which
vary from state to state.
3/01
SENSIT®RLD-2
WARRANTYANDREPAIREXCHANGEPOLICY
Refrigerant Gas Detector
Instruction Manual
J And N Enterprises, Inc.
P.O. Box 183
Wheeler, IN 46393
www.jandnent.com
Phone: [phone]
Fax: [phone]

CONTENTS
2. Specifications
3. ProductFeatures
3. ReplacementParts and Accessories
4. GeneralDescription
5. Operation
7. BatteryReplacement
7. SensorReplacement
8. WarrantyandRepair/Exchange
Policy
2
PowerSupply: 3 “C” alkalinebatteries
Sensor: ConductivePolymer
Ionization(CPI)
Sensitivity: Selectable to 0.25 oz
/yr134a
Warm up: Approx. 3 seconds
ResponseTime: Instantaneous
Duty Cycle: Continuous
BatteryLife: Approx. 24 Hours
Size: 3.5” x 10” x 1.6”
(89 x 254 x 40 mm)
Weight: 1.3 lbs. (591 g)
ProbeLength: 16”
SPECIFICATIONS
PRODUCTFEATURES
3
TICKADJUST
GOOSENECK
CLIP
SPEAKER
(ON BACK)
BATTERY
COMPARTMENT
EARPHONE
JACK
VISUALLEAK
INDICATOR
NORMAL
SENSITIVITY
POWEROFF
GOOSENECK
GREENREADY
LIGHT
SCAN MODE
(MOSTSENSITIVE)
ACCESSORIES
Replacement Parts
PRD0110 Sensor
ISRLD0500 Instruction Manual
Accessories
PHXG0260 Hard Carrying Case
P014091 Earphone
SENSOR

TheSENSIT®RLD-2 isastate-of-the-artre-
frigerantleakdetectorcapableofdetecting
allhalogen based gases. Selectablesen-
sitivity combined with an adjustable tick
rate will allow any service professional to
pinpointthosetoughtofindleaksevenwhen
theenvironment iscontaminated byother
gases.
4
GENERALDESCRIPTION
5
OPERATIONS
1. Turn the unit on in an uncontaminated
environmentbymovingtheswitchfromthe
“OFF”to the“NORM”position.
2. The green ready light will illuminate if
thereisamplebatterypower. TheredLED
may flicker and the tick may sound during
the warm up. To silence the tick, rotate
the tick wheel fully counterclockwise.
3.Adjust the “TICKADJUST”by rotating it
ina clockwisedirectionuntil auniformtick
beginsto sound. Thered lightwill flash at
the same time the tick sounds.
4.Approachsuspectedleakareas with the
sensor until the tick begins to increase.
When the tick increases do not move the
sensor from the suspected leak area, ro-
tate the tick adjust slightly counterclock-
wise to slow the ticking sound and con-
tinue to approach the leak. Continue to
slow the tick until the leak is found.
(Operations cont. on page 6)

6
OPERATIONS (cont. from page 5)
REMEMBER:Anincreasein tick indicates
youare approachingaleak, adecreasein
tick indicates you are moving away.
5. To find extremely small leaks use the
sameprocedurebut operate theunitinthe
“SCAN”mode.
6.If the greenlightdoes not illuminate,the
batteriesmust bereplaced.
7. An earphone can be plugged into the
earphonejack whenusing thisinstrument
in noisy areas.
8.If the responseiserratic, check thesen-
sor for tightness and cleanliness. Clean-
ingthesensor with alcoholispermittedwith
theinstrument off.
9. If the instrument does not perform, re-
place the sensor. We recommend sensor
replacementbeforeeveryseason.
7
BATTERYREPLACEMENT
SENSORREPLACEMENT
Replacethe sensor when:
a)The red light remains illuminatedat all
times.
b)Theresponseis erratic.
c)Thereisreducedsensitivity.
1.Turntheunitoff.
2.Removetheoldsensor by unscrewing
in a counterclockwise direction.
3.Install a replacement sensorby screw-
inginaclockwisedirectionuntilFINGER
TIGHT.
4.Do not change the sensor in a hazard-
ousenvironment.
WARNING: Turnunit offbeforecleaningor
replacingthe sensor. Failure to dosomay
result in a mild electrical shock.
Ifthe green lightfailsto illuminate,thebat-
teriesneedreplacement. Depressthelatch
usingacoin and slidethebatterycompart-
ment cover off. Replace the batteries with
3“C” alkalinebatteries.
When replacing the batteries observe the
polarity markings on the sides of the bat-
tery holder. A fresh set of alkaline batter-
ies should operate the unit for approxi-
mately 24 hours.