Yetter 1300 Series Bulk Seed Handling Equipment - Manual (Page 51)

51
PROBLEM
Airlock will not turn on/off
Airlock will not turn
Low rate of discharge of grain
Abnormal noises in power unit
assembly
Dust coming out of top of cyclone
TROUBLESHOOTING
CAUSE
Frame mount relay not functioning
12 v battery not connected or not
charged
No voltage from alternator
Loose connections
Blown fuses
Foreign objects jamming airlock
Key sheared
12 v motor faulty
Wet seed left in airlock
Lack of air pressure
Airlock running too slow
Excessive discharge height of cyclone
Drive belt too loose
Overloaded blower
Engine problems
Blower problems
Dusty/dirty seed or seed treatment
SOLUTION
Replace frame mounted
solenoid
Check battery connections,
replace battery
Check output from alternator
Check plug in on duplex wires
Check connections at 12 v
motor
Check ground and solenoid
connections
Replace 25 amp round fuse
located in the 1300-614
interface module (automotive
type)
Remove obstacles
Check key between motor
gearbox and airlock shaft
Check motor operation
Remove wet seed
Check engine is at full throttle
Check for air leaks in hose or at
couplers
Ensure 12 v supply is correct
Overloaded, close up slide gate
Reduce height of cyclone
Re-tension the v-belt
Close up slide gate in hopper
Refer to engine booklet
Refer to blower booklet
Install filter in top of cyclone
Wear a full-face respirator