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Greensmaster 3320/3420Page 6 -- 30Electrical System
Hand Held Diagnostic Display
Outputs
Hand Held Diagnostic Display
LED Operation
START TEC output exists to energize starter solenoid (Greensmaster 3320) or
starter relay (Greensmaster 3420): LED ON
No TEC output to starter solenoid or starter relay: LED OFF
ETR (DSL)
RTR (Gas)
TEC output exists to energize engine run components (see NOTE
below): LED ON
No TEC output to engine run components: LED OFF
GLOW (DSL)
LD LAMP
TEC output e xists to energize leak detector indicator light and alarm
(if equipped on Greensmaster 3320) or glow plug relay (Greensmaster
3420): LED ON
No TEC output to leak detector light/alarm or glow plug relay: LED OFF
DIAGNOSTIC
LAMP
Diagnostic lamp is ON or FLASHING: LED ON or FLASHING
Diagnostic lamp is not ON or FLASHING: LED OFF
FAN RELAY
(DIESEL)
(Greensmaster 3420 machines only)
TEC output exists to energize cooling fan: LED ON
No TEC output to energize cooling fan: LED OFF
PRV (REEL
ENGAGE)
TEC output exists to energize mow manifold solenoid coil PRV: LED
ON
No TEC output to energize mow manifold solenoid coil PRV: LED OFF
S1 (LIFT/
LOWER ENABLE)
TEC output exists to energize lift manifold solenoid coil S1: LED ON
No TEC output to lift manifold solenoid coil S1: LED OFF
S2
(LOWER)
TEC output exists to energize lift manifold solenoid coil S2: LED ON
No TEC output to lift manifold solenoid coil S2: LED OFF
S3 (CU2&3
LIFT/LOWER)
TEC output exists to energize lift manifold solenoid coil S3: LED ON
No TEC output to lift manifold solenoid coil S3: LED OFF
OVERTEMP
LAMP
(Greensmaster 3420 machines only)
Console high temperature warning light is ON: LED ON
Console high t emperature warning light is not ON: LED OFF
48 VOLT
RELAY
TEC output exists to energize 48 volt E--r eels enable relay: LED ON
No TEC output to energize 48 volt E--reels enable relay: LED OFF
NOTE: ETR(EnergizeTo Run)enginerun components
on Greensmaster 3420 machines ( d iesel engine) in-
clude the fuel pump and fuel solenoid hold coil. RTR
(Relay To Run) engine runcomponents on Greensmas-
ter 3320 machines (gasoline engine) include the kill
relay, charge relay and carburetor fuel solenoid.