E a r t h S m a r t E C M C h i l l e r : C o n t r o l D e s c r i p t i o n s

R e t u r n B u t t o n

Pressing the “Return” button will scroll through the chiller’s menu screens.

O n / O f f To g g l e

S w i t c h

Used to turn the power to the chiller on or off.

A c t u a l C h i l l e r

 

H o t - G a s

Te m p e r a t u r e

 

B y p a s s S t a t u s

Shows the (process) actual

 

Indicates the status

temperature value.

 

of the Hot-Gas

 

 

Bypass valve.

 

 

 

SD

1 2

%

A l a r m I n d i c a t i o n

Indicates the alarm sta- tus. (High Temperature Alarm only.)

C o n t r o l C o d e s

See See Troubleshooting section for a list of possible

I n f i n i t y B u t t o n

Pressing the “Infinity” button will acknowledge alarms and return the user to the Main screen.

S e t p o i n t

Te m p e r a t u r e

Shows the user- entered setpoint temperature value.

causes and solutions for alarm condi- tions.

I n c r e m e n t /

D e c r e m e n t

B u t t o n s

Used to increase or decrease the user- entered process temperature set- point.

4 - 2 l O p e r a t i o n