MasterCool 52251 Operating Manual
OPERATING MANUAL
99 Washington Street
Melrose, MA 02176
Phone 781-665-1400
Toll Free 1-800-517-8431
Visit us at www.TestEquipmentDepot.com
1
A/C SYSTEM ANALYZER MANUAL
1
English
12
11
10
9
8
Type K
Thermocouple
A/C SYSTEM
A/C SYSTEM
ANALYZER
ANALYZER
F1
F2
F3
F4
5
UNITS
ENTER
CAL
6
7
Round Vane
Meter
2
3
4
Pressure
Transducer
Assembly
with Cable
Antenna Fan Meter
DESCRIPTION USE
1 Round Vane Meter/Antenna
Fan Meter Socket
Insert round vane meter or antenna fan
meter into socket to use
2 Pressure Transducer Socket Insert pressure transducer cable into
socket to use
3 USB Port Insert USB cable to upload stored
information
4 Type K Thermocouple Socket Insert thermocouple into socket to use
5 Back Light Button Toggles back light on and off
6 Arrow Buttons Navigates screen
7 Calibration Button Use to calibrate pressure transducer and
thermocouple
8 Units Button Toggles between Imperial and Metric units
9 Enter Button Selects highlighted value
10 Power Button Toggles power on and off
11 Function Buttons Select operation on screen directly above
keys (F1, F2, F3, F4)
12 Screen Displays information
FIRST TIME USE
Set the Time
• Use POWER button to turn on A/C Analyzer.
• Use the ▼ or ▲ buttons to highlight the time.
• Press ENTER.
• Use the ◄ or ► buttons to highlight the hours, minutes, and AM/PM or 24 hrs.
• Use the ▲ or ▼ buttons to change the values.
NOTE: to change to AM or PM, add or subtract 12 hours.
• When correct, press F1 to SAVE.
NOTE: Press F4 to EXIT without saving.
Set the Date
2
• Use POWER button to turn on A/C Analyzer.
• Use ▼ or ▲ buttons to highlight the date.
• Press ENTER.
• Use the ◄ or ► buttons to highlight the Day, Month, Year and Format.
• Use the ▲ or ▼ buttons to change the values.
NOTE: The format can be MM/DD/YYYY or DD/MM/YYYY.
• When correct press F1 to SAVE.
NOTE: Press F4 to EXIT without saving.
Set the Units
• Press the UNITS button at any time to toggle between Imperial and Metric units.
QUICK START
General Functions
(in most screens:)
• Press F3 (T/S) to go to the Test Selection screen.
• Press F4 (EXIT) to go to the Main Menu screen.
Testing using Quick Start
Quick Start allows you to use the A/C System Analyzer without entering a customer
or technician.
NOTE: Testing done in Quick Start mode will only be saved until the test is redone.
• Use power button to turn on A/C analyzer.
• Use the ▲ or ▼ buttons to highlight Quick Start.
• Press ENTER.
• Use ▼ or ▲ buttons to highlight the desired test.
• Press ENTER.
DB (DRY BULB)/WB (WET BULB)/RH (RELATIVE HUMIDITY)/
DP (DEW POINT)/ AIR VEL (AIR VELOCITY) WITH AIR VOLUME
OPTION TESTING
• For round vane meter, twist sensor cover to the Open position. For antenna
fan meter, go to next step.
• Insert cable into socket (it may take a few seconds for readings to appear).
• Place round vane meter or antenna fan meter perpendicular to airow.
AIR VOLUME TESTING
• When in DB/WB/RH/DP/Air Vel testing screen Press ENTER.
• Use F2 (RECT/DIA) to toggle between rectangular and round duct.
• Use ► or ◄ buttons to highlight digit and ▲ or ▼ buttons to change digit value.
• Press ENTER to toggle between Height and Width.
NOTE: Be sure to press ENTER for both Height and Width before pressing done.
NOTE: In RECT mode you will enter Height and Width, but in DIA mode you will
enter the diameter only.
• Press F1 when DONE entering duct size.
• Place round vane meter or antenna fan meter perpendicular to air ow to read
volume.
TARGET SUPERHEAT TESTING
• Target Superheat Testing uses the round vane meter or antenna fan meter. For
round vane meter, twist sensor cover to the Open position. For antenna fan meter,
go to next step.
• Insert cable into socket (it may take a few seconds for readings to appear).
• Follow Target Superheat 1 screen instructions on where to place round vane meter
or antenna fan meter.
• When values have stabilized, press ENTER to save.
• Press F2 (NEXT).
• Follow Target Superheat 2 screen instructions on where to place round vane meter
or antenna fan meter.
• When values have stabilized, press ENTER to save.
• Press F2 (NEXT).
• Target Superheat will be displayed on the screen.
• If Actual Superheat has been tested, Press F1 (ANYL) for analysis.
TEMPERATURE SPLIT TESTING
• Temperature (TEMP) Split Testing uses the round vane meter or antenna fan
meter. For round vane meter, twist sensor cover to the Open position. For antenna
fan meter, go to next step.
• Insert cable into socket (it may take a few seconds for readings to appear).
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