120v open ground …. Noted plug p2 at Avionics Innovations converter at fwd rh ee bay only required 2 turns to remove. Secured plug. Verified that neutral side of each out connects to P3 , pin E of converter. No airframe ground is present in that circuit. Noted bombardier diagram TM452425-12 agrees with that. Verfied with Tom at Avionics Innovations that pin E should not hard ground in this installation.
Converter pn 1.002.0102.1600 sn HE000075. Mod -.
Rig throttle 104
114 aft en bay light
123 cvr ping
Copilot master warn bulbs. 387
Cabin downwash sw guts.
Vip cabin call sticks on.
Pilot side rail flood.
Pilot map light.
Thursday 1030 am 3.0 pm
Friday 8.00am to 5.00
Pressure bump on takeoff. Verified on ground.
Flap assym left side has 1.7 inches displacement. Vrrified.
Crew temp needle stuck cold. Verified.
Elt fails selftest. Short chirp after 16 seconds.
Large screws at pilot overhead stripped. Heads are too large. Overlay is becomi b get damaged
(these numbers were from Spring 2014 on bmb)
Warn Pack = 3.621
Shim = approx .45
Pin = .354 below
Total pack is 4.92
Total wear before Shim is 1 inch.
Shim adds .45
Total life is 1.45
.000725 inch per landing.
29 dollars per landings per brake.
try this for the whole document
This was from June 13, 2014, prior to the installation of shim in 1 and 4, and a new brake on 2
Pitch feel light – Trim out of range, no hydraulics applied
Habitual bleed control red meneco. SOMETIMES associated with bleed 3 fail. On low serial number 900ex….. always power up both a an b buda at once.
IRU slow flash after 10 seconds. – low battery.
IRU fast flash after 8 minutes. – initialize FMS again
Half of the Cabin overhead lights in the cabin off – switch near FSB/NS
No Airspeed on T.O. – Bugs in pitot,
Black Pitot Masts – Pilot heat on, , Service Letter about plating inside the mast.
Baggage door will not close. – Cash Logic, Step switch bent.
Jacking ac with stby horizon – Pull Breakers, or disconnect proxes !!!!PRIOR!!! to jacking.
Service ladder aft compartment is scalding hot after extended ground run. Close cabin door and DV window during extended ground run.
Entry door cabin lights sw.
No logo lights. – when on jacks, they are a load shed item.
Baggage light inop. – Let baggage door open quickly
NZ 2000 ACDB after memory bat change – reload it, its in the nav data USB
Nz2000 selected dual operates single – Fisrt thingbto try is crossload Custom DB.
Low fuel 2 light on early during fuel transfer.
Fuel 2 level light on early during flight.
Ail feel light – Avionics Mater
Pitch feel light – Pitch Trim. Check that the box is seated in the rack.
Antiskid menelco resetable , water in Nose gear axel, one nose bearing tight.
Antiskid menelco not resetable. Nose harness towing disconnect
Antiskid fails to test on ground ITS ALWAYS SOMETHING IN THE NOSE GEAR. almost always.
Antiskid fails test in air – Main gear tachs
Red antiskid occurs near the end of the flight – do not test AS while gear is in motion.
Fueling ok light will not illuminate – first questions: Courtesy Lights on the fuel doors?
Aircraft will not take fuel – STBY horizon test button? – Full/Partial
Fresh water stinks -Use Purogene
Fresh water will not take water.
Nose steering inop.
Nose connector in Nose Wheel well ceiling is very hard to snap.
Auto slat light – Avionics Master, WOW,
GPU start causes dramatic electrical blackout.
Battery Red switches on. Normal Power selection first, aircraft voltage settles to 24v,
then disconnect GPU.
Generators off line during Gpu start – Uh….OK.
1 engine generator offline during taxi out – Hot APU GCU runs a little high. Stop APU.
Turbo fan menelco turns red.
Water drips out of belly – Oopsie. cracked line at right hand cabin floor level
Switches in aft compartment has gooey hydraulic fluid – Uh….OK for old style , 1 inch diameter switches
Fitting in nose well has drips of hyd fluid – Roll Q swivel seals.
“AP unavailable wow” message – Uh….OK.
Wx FSTBY on ground – Push STAB button 4 times, ONLY for 880 radar. If you have a 870 radar, you have bigger problems.
Wing will not clean up using stby pump = Learn about Red Handle.
Flap CB. pops – Fishing reels get sticky.
Hyd pump growls after engine start- Collapsed intake line. Bleed return line.
Engine computer light slow flash DEEC events
MED lower step feels mushy – wrong hardware at handle pivot on door
MED pops on climb – Stops have grey smokey spots
MED Heavy – How long is the barrel on the counterbalance arm?
Nose cone pops on climb – sticky flapper actuator
Masks drop on climb – Condition switches
Splits on RVSM checks – Rudder trim
R wing down trim required on long cold soak – Pre Mod airplane
Avionics Maint required – Cable and DLC software
Ail feel light – Avionics master
Can’t find entertainment breakers – 900Ex Aft Toilet RH wall
900B – AFT baggage LH wall
St by pump light stuck on – Red Handle out of position
Ail feel light on. Avionics masters.
Apu will not start – WOW, Tie, green square button,
Engine will not start. WOW, Tie, red sw
Engine 1 runs cool – HP VALVE
Have job/no have job switch – Wing Heat switch is UNFORGIVING
Engine 2 light on – latches on S Duct door
Stby horizon battery will not test – WOW, unbalanced battery pack.
No ITT rise on 1 engine – HP valve only on #1
Engine 2 light on momentarily when throttle is advanced – Uh….OK on a B model
PRV test shows no it rise – don’t test PRV with APU air on.
No green lights on Airframe or engine 2 ground test –
takes LOTS of power to get green lights.
NEVER USE THE APU BLEED to test heats.
Red cabin light stuck on. leather on MED upper hooks
Number 2 Engine start is much slower than 1 and 3 – Batt only start after 5 min of APU run.
1 gen light comes on and another red sw pops –
Its not a GEN 1 problem
Landing lights pulse without warning – TCAS Auto feature
EFIS Test not available, engaged – Turn off MTRIM
Fuel flow digits do not react to the throttles – they indicate consumed fuel.
Long ground apu run results in: #2 Deec Manual Mode, Warm Bat, Removable Step ladder scalding hot, APU Un-commanded Shutdown – MED and DV window must be CLOSED for long ground runs.
Fire Test Causes APU shutdown – Troubleshoot APU FUNCTIONS circuit card
Intermittent BAG FIRE horn. 900ex only. The Stby horizon battery 2ND OUTPUT! Drives the test for the baggage smoke detector circuit. It can be failed even when the stby horizon tests good.
MED Bump during climb – MED Stops are grey.
Loud clunk under pedestal as throttles are advanced – #2 Brakes Dual Braking arming, normal.
Nose cone bump during climb . Fan Valve
Singing at mid cabin – Sirenage, P.brake O’pressure valve bypassing
singing during cruise –
Sirenage – apply wing heat and see if it changes
Try rudder pedals, vertical stabilizer cuffs.
thumps during taxi – Nut on main gear
clanking noise from pedistal during taxi – nose door, normal.