Wren Turbines Ltd. MW54 Mk2 & Mk3 Turbo-Jet, kit assembly instructions, Jun 2004
Page 28
Problems Checklist.
Use the following checklist to isolate and cure most problems:
Rotor rubs on intake
Intake not centred correctly – remove rotor, case, ngv and re-centre by moving case front.
Check and confirm intake is not out of round.
Rotor too far forward – rotor should have min of 0.1mm movement when pushed forward from turbine end –
if less then fit intake shim (available free from Wren).
No reading on ECU display unit.
RX not switched on or RX battery discharged.
Display not connected properly.
Display malfunction.
ECU problem.
Transmitter stick down/trim up
Radio set-up not completed correctly.
reads “StickLo”
Temp’’ reading incorrect or missing Thermocouple not connected to ECU.
ECU problem
Thermocouple failure
Temp’ reading shows lower or
Thermocouple plug inserted wrong way round.
minus figure when heated.
No rpm indicated when engine is
Rpm sensor plug inserted incorrectly.
spun.
Rpm sensor lead broken/chafed.
Rpm sensor malfunction (return to dealer)
ECU problem.
Gas will not ignite.
Gas bottle empty/low/ very cold.
(Check gas flow by sound/smell)
No glow at plug - plug blown (replace plug), plug supply not earthing (use earth lead fitted), glow battery flat
(charge), glow element not exposed (tease out with pin), too high rotor speed (spin slower).
No or little temp’ rise on gas lit.
Insufficient gas supply (increase flow/renew can)
Too high rotor speed (spin slower)
Temp’ probe not inserted into exhaust cone, (insert 3-4mm)
Содержание MW54 Mk2
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