Gasboy Islander PLUS - Manual (Page 115)

Table 5-1. Islander PLUS Troubleshooting (Cont'd)
Fault Probable Cause Checks Corrective Action
Pump is Authorized and refueling but volume remains zero
Pump is refueling
but volume
remains zero Pulse factor is zero Check SO pump setup Change Pump Settings to
correct the factor for the
relevant pump
Faulty MPI-C board
Faulty pulser
Disconnect the pulser and
short the pulse-in wires to
simulate pulses If pulses are received
during refueling, replace
pump pulser
If not, replace MPI-C board
No control on refueling
Pump is refueling
without any
control Pump is in bypass Verify that Islander PLUS
bypass switch is off Turn bypass switch off, if
on
Faulty SSR Replace the relevant SSR
unit inside the Islander
PLUS
If an external relay
is used to control
the pump/valve, it
may be stuck due to
a small current leak Add a snubber (capacitor +
resistor) in parallel to relay
input
Islander PLUS Manual 101