Service Solution Manual

10
© 1999 Robinair, SPX Corporation
WARNING
Always wear eye protection when working with refrigerants.
Refrigerants can cause injury. Read and follow all warnings
at the beginning of this manual before operating this unit.
Use the following steps for initially setting up the 34200:
1. Attach the power cord to a 115V 60 Hz, 15 amp grounded outlet. Do not
use extension cords.
2. Switch the Power Switch to the ON position.
3. There is a brief initialization period of several seconds. You will be
prompted for the initial set-up of the 342000. (This sequence occurs
ONLY during initial start-up of a new 342000. Subsequent changes can be
made in the Set-Up Menu at any time).
4. Prompts are as follows:
a. Select Language—Press the UP/DOWN arrow to toggle between selec-
tions. Press ENTER when your choice appears on the screen.
b. Select Units—English or Metric; follow the same procedure as above.
c. Set Elevation above sea level for your location ± 500 feet (Call your
area airport or library for your area’s elevation. On the Internet, go to
www.topozone.com and type your city name to view an elevation chart
at no charge).
d. Calibrate the Pressure Transducer—follow the prompts. You must
disconnect the hoses from the 342000 during calibration.
e. Set Date and Time.
You will be prompted to connect the proper hoses and accessories to the 342000.
5. Open the accessory box packaged with the 342000.
6. Attach the high and low side service hoses (found in the accessory box) to
the 1/2" acme connections below the handle on the unit. Connect the blue
low side hose to the bottom fitting, marked “LOW.” Connect the red high
side hose to the top fitting, marked “HIGH.”
INITIAL SET-UP INSTRUCTIONS
IMPORTANT!
You can access
the Set-Up Menu
at any time to
change any of
these selections
by pressing
SET-UP MENU.
The unit display
gives directions
and explana-
tions based on
current vehicle/
service status.
Read and follow
these display
prompts at all
times!
CAUTION!
It is extremely important to follow these instructions! DO
NOT attach any hoses or accessories until prompted by the unit.
Improper set-up will result in unit failure!
CAUTION!
R-134a systems have special fittings (per SAE specifications)
to avoid cross-contamination with R-12 systems. Do not attempt to adapt
your unit for another refrigerant type—system failure will result!
Initial Set-Up