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MAHLE RTI RHS980C User Manual

Page 18

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17

P R E C H A R G I N G H O S E S

A M T C H G = # # . # L B

D O N O T D I S T U R B U N I T !

S

T

O

P T

O E

N

D

A T T A C H T E M P P R O B E S

T O V E H I C L E A N D S T A R T

E N G I N E W I T H A / C M A X

C O N T I N U E ?

T 1 = # # # T 2 = # # # T 3 = # # #

H I G H P R E S = # # # R H = # # #

L O W P R E S = # # # * T O C L R

S T A R T T O C A P T U R E

T1, T2 and T3 are external temperature probes
attached to the rear of unit.

P

R I N

T R

E

S

U

L

T

S

?

S T A R T T O C O N T I N U E

S

T

O

P T

O E

N

D

E N T E R V I N N U M B E R

# # # # # # # # # # # # # # # # #

S T A R T T O C O N T I N U E

S

T

O

P T

O E

N

D

P R I N T I N G R E S U L T S

T O P R I N T E R

P L E A S E W A I T . . .

C L E A R R E S U L T S / D A T A

C O L L E C T E D ?

S E L E C T Y E S O R N O

T E S T M O D E C O M P L E T E

S T A R T T O E V A C H O S E S

S

T

O

P T

O E

N

D

W I T H E N G I N E R U N N I N G

A N D A / C M A X

D I S C O N N E C T H S H O S E

C O N T I N U E ?

The RHS980C will precharge the hoses with
refrigerant. Allow unit to automatically proceed to the
next step. Press STOP key will abort operation.

Attach temperature probes to vehicle following the
service manual vehicle performance test procedures.
Start vehicle engine with the A/C system on maximum.
Press START key.

The RHS980C will start displaying A/C performance
data. Units of measure can be changed by pressing
the U/M key. The lowest temperature is tracked and
updated on the LCD screen. The highest pressure is
tracked and updated. The lowest pressure is tracked
and updated. RH is the relative humidity. Press the
* key to refresh or reset the tracking of data. Press the
START key to capture the data and proceed to the
next step.

Press START key to print performance results
captured. Press STOP key to end. Refer to
PRINTING RESULTS section of manual for details on
printing.

Using the alpha-numeric keypad, enter the vehicle
identification number. Follow typical text messaging
methods to enter characters. After a brief delay during
entry, cursor position will move to the right. Press
START key when complete.

Screen to left will be shown when data is printing.

Press YES key if printing is complete or NO key if
another copy is required.

Press START key to begin hose evacuation
procedure.

Disconnect high side coupler from vehicle with the
engine running and A/C system on maximum. Press
START key to continue.