1. Aircraft and Devices Dwg 1Overview Dwg 2Single Power Buss Dwg 3Left Vital Buss Dwg 4Right Vital Buss Dwg 5Starter Circuit Dwg 6Over voltage Protection Dwg 7Trim Dwg 8Flap Batteries – (2) Odyssey PC-625, 16 AH rating Alternator – Mitsubishi 60 -70 amp, internal regulator, internal fan. Various makes are suitable. Current model is from 1990 Mazda 626, 2.2L, L4, Fuel injected. Available at Advance Auto parts for $95, as well as most auto stores. VH-SZM Power Distribution

2. 5 Left Battery Left Master S1 6 S3 70A Alternator B A STARTER LEFT VITAL BUSS 5PB L E.IGN BZ A 1/2A Right Battery 1 2 RIGHT VITAL BUSS NON VITAL BUSS Right Master 4 3 R E.IGN BZ A 5PB (2) #10 #4 (2) #10 #10 #18 #10 S1 - Master Solenoid S2 - Starter Solenoid S3 – Alternator Solenoid R1 - 30A SPDT Relay R2- 40A SPDT Relay PB - Pull Breaker A – Alt Light Connection B – Alt Source Connection BZ - Buzzer S2 R1 S1 5 BUSS OVERVIEW #4 #22 1/2A

3. Non-Vital Buss 10 PB 7 PB 20 PB RIGHT LDG LIGHT 10 SB PITOT HEAT STROBE LIGHTS NAV LIGHTS (2) #10 10 SB 10 PB10 SB SPARE BOOST PUMP Starter Circuit Dwg 5 Over Voltage Protection Dwg 6 LEFT LDG LIGHT LDG LIGHT FLASHER 10 PB SPARE 10 PB 20 SB SB – Switch Breaker PB – Pull Breaker On Flash

4. Left Vital Buss 1 Right Battery 4 NormalAlternate UPS GX-60 COM UPS Transponder Encoder Trim/Flaps Dwg 7 & 8 Grand Rapids EIS EFIS Spare Vm TO RIGHT VITAL Off Left Battery 10 Slot Auto Fuse Block Spare UPS GX-60 NAV

5. Right Vital Buss Left Battery Right Battery 23 AlternateNormal SL30 NAV/COMM NAV 2 Anywhere Map Panel Lights NAVAID AP Van’s Tach JPI Fuel Scan Vm TO LEFT VITAL Dimmer Off RC Allen AI PASS Aux Power Spare 10 Slot Auto Fuse Block

6. Dwg 5 - Starter Circuit Left Battery Left Master 6 70A Alternator STARTER NON - VITAL BUSS Right Battery STARTER SWITCH Key Permissive 10 PB Relay Right Master (2) #10 #4 S3 S2 S1 #20 #18 #20 #18 #4

7. Dwg 6 - Over voltage Protection 5 Left Battery Right Master 70A Alternator STARTER Right Battery NON - VITAL BUSS Crow Bar O/V Prtxn 7A PB Source Voltage S1 S2 Left Master #4 (2) #10 #18 (2) #10 #20 S3 #4

8. Dwg 7 - Trim System LEFT VITAL BUSS Elevator Trim Down LeftRight Up Aileron Trim + UP - Down - UP + Down + Left - Right - Left + Right Relays (4) #22

9. Dwg 8 – Flap System LEFT VITAL BUSS Flap Motor Up Down + UP - Down - UP + Down NC NO Up Limit Switch Relay #18

10. Dwg 9 – Data Logger Sensor Package P - BUSS BMP180 5V Reg Arduino Leonardo TCA9548A - I2C 8 Channel Switch DB9 E - BUSS 3V SC SD GND Vin SC SD 8X