Issued: 4

1. P

A. E

B. R

C. D

D. C

E. T

F. W

G. R

H. H

I. W

4 November 

LANNING

EFFECTIVIT

REASON 

DESCRIPT

COMPLIAN

TOOLING 

WEIGHT AN

REFERENC

HOURS RE

WARRANTY

2014 

REVER

G INFORMA

TY 

ION 

NCE 

ND BALANC

CE 

EQUIRED 

Y COVER 

RSIONAR

ATION 

CE 

Y ATT

ALL PA

Instrum

Functio

a loss o

operati

ability o

operati

A rever

to the a

Before 

As requ

Negligi

CFR 14

Up to 6

N/A. 

MAN

ITUDE I

AL 750XL a

ment Flight R

onal Hazard

of the attitud

ons would s

of the crew 

ng conditio

rsionary atti

aircraft oper

next IFR fli

uired. 

ble change

4 23.1309 

6. 

 PA

NDATO

INDICAT

ircraft opera

Rules (IFR)

d Assessme

de indicatio

significantly

to cope with

ns. 

itude indica

rated under

ght. 

. 

ACSB / XL

IS

ORY S

ATOR 

ating under

). 

ent showed 

on during IF

y reduce the

h adverse 

ator is to be 

r IFR. 

L / 074 

SSUE 2 

Page 1 o

SERVI

r

that 

R 

e

fitted 

of 7 

CE

B

U

L

L

E

T

I 

N
Pa

2. 

Op

A.

age 2 of 7 

ACCOM

Note: T

reversio

Service 

attitude 

There a

1) In

2) En

All elect

AC43-1

ption 1: Ins

Attitude

(Refer t

1) U

2) U

MPLISHM

he requirem

onary attitud

 Bulletin, or

indicator fit

are two optio

nstall a seco

nable rever

trical wiring

4 Rev 3 

stallation o

e Indicator In

to Figure 1) 

ndo the RH

ndo the RH

ENT INST

ments in this

de indicator

r other appr

tted complie

ons to insta

ond attitude 

rsionary mo

 and equipm

of a second

FIGUR

nstallation 

H Instrument

H switch pan

TRUCTION

s service bu

r in the pilot

roved data. 

es with this 

all a reversio

indicator in

de on the S

ment to be i

d Attitude In

RE 1 RH

t panel to g

nel to gain a

NS 

ulletin may b

’s primary o

An aircraft 

service bul

onary attitud

nto the RH i

Sandel SN3

installed IAW

ndicator in

H INSTRUM

ain access 

access behi

be accompl

or secondar

that has an

lletin. 

de indicator

nstrument p

3500. 

W FAA AC4

to the RH i

ENT PANEL

behind the 

ind the pane

PA

Issue

ished by ins

ry field of vie

n approved 

r. 

panel. 

43.13-1B an

instrument

L

panel. 

el.

ACSB / XL

IS

ed: 4 Novem

stallation of

ew IAW this

reversionar

nd NZ CAA

t panel. 

L / 074 

SSUE 2 

mber 2014 

f a 

s

ry 

A
Issued: 4

3)

4)

5)

6)

7)

8)

9)

10

B. Te

1)

2)

3)

Option 

In

en

co

Th

pl

Th

R

re

bo

R

re

4 November 

) Fit the 

) Remov

AH. 

) Locate 

) Refit th

) Remov

) Install t

) Connec

0) Refit th

esting 

) Apply e

panel a

) Carry o

) Carry o

the Atti

2: Installat

nstallation of

ntry of a pur

ockpit pane

NOTE:

he reversion

ug 3 on the

he LH attitu

H attitude in

emoved from

oth the prim

efer Sande

ecommende

2014 

RH attitude

ve the overla

the AH Pow

he RH switc

ve the blank

the attitude 

ct the attitud

he RH instru

electrical po

are operatio

out a pitot a

out a functio

tude Indica

tion of Rev

f Reversion

rchased key

l and an alt

 Revers

SAND

later. 

revers

end of

with '5

manuf

to LED

by MO

nary switch

e EHSI to gr

ude indicato

ndicator pow

m Bus 2 and

mary and rev

l SN3500 E

ed installatio

e indicator c

ay blanking

wer wire an

h panel. 

king panel fr

indicator. 

de to the ex

ument pane

ower. Ensur

onal. Remov

nd static lea

onal flight te

tor. 

versionary 

nary Attitude

y code to en

eration to th

sionary Atti

EL SN3500

SN3500 u

ionary attitu

f 2007 hav

5-'. Units wi

factured wit

D backlighti

OD 1 or high

 is installed

round to en

r power sup

wer supply 

d connected

versionary (

EHSI Installa

on tooling, a

circuit break

g decal, or fi

nd connect t

rom the AH

xisting conn

el. 

re all circuits

ve electrica

ak check. 

est under VF

Attitude In

e Indicator f

nable the fe

he primary A

itude Indica

0 EHSI’s t

nits with L

ude feature

ve LED bac

ith serial nu

th arc lamp

ing at Sand

her. 

d adjacent to

able the rev

pply is remo

(whether o

d to Bus 1. 

(Sandel) att

ation manua

additional in

ker to the ST

it a decal to

to the circui

 position. 

nector. 

s on the RH

l power. 

FR conditio

ndicator fun

function on 

eature, fitme

AH electrica

ator functio

that have s

LED backlig

e. All units 

cklighting a

umbers bel

p backlightin

del. Upgrad

o the EHSI 

versionary f

oved from B

r not a RH a

This ensure

titude indica

al (82005-IM

nformation a

TBD AH loc

 placard the

t breaker. 

H switch pan

ns to check

nction on t

the Sandel 

ent of a reve

al supply. 

n may only

software re

ghting can 

produced s

nd their S/

ow 2000 w

ng but can 

ded units ar

slaving swit

function. 

Bus 1 and c

attitude indi

es failure of

ation. 

M-C, latest 

and softwar

PACSB

cation. 

e circuit bre

nel and RH

k the correc

the Sandel 

 SN3500 re

ersionary sw

y enabled 

evision 4.0 

 support t

starting at t

/Ns will beg

were origina

be upgrad

re designat

tches and s

connected to

icator is ins

f Bus 1 doe

revision) fo

re setup. 

B / XL / 07

ISSUE

Page 3 o

eaker STBD

instrument

ct operation 

SN3500. 

equires the 

witch to the

on 

or 

the 

the 

gin 

ally 

ed 

ted 

sets pin 6 of

o Bus 2. Th

talled) is 

s not affect

r 

74 

E 2 

of 7 

D

t

of 

e

f

e 

t
Pa

A.

age 4 of 7 

Installat

(Refer F

ion Proced

igure 2 thro

FI

ure 

ugh Figure

FIGUR

GURE 3 

 5) 

E 2 LH

RH INSTR

 INSTRUM

UMENT PA

ENT PANEL

NEL NEW L

PA

Issue

L

LAYOUT 

ACSB / XL

IS

ed: 4 Novem

L / 074 

SSUE 2 

mber 2014 
Issued: 4 November 

FIGU

2014 

F

F

RE 6 W

IGURE 4

FIGURE 5

IRING DIA

SANDEL

SWITCH

GRAM PRE

L WIRING DIA

H MARKING 

E-XL175 (SO

AGRAM 

DECAL 

LDER CON

PACSB

NECTORS) 

 / XL / 07

ISSUE

Page 5 o

4 

 2 

f 7 
Page 6 of 7 

1) U

2) D

EH

Fi

3) Co

m

4) Re

5) U

6) Re

ci

7) Re

Se

Fi

8) Re

9) Ap

di

th

ba

cy

10) En

la

11) Ca

th

FIGURE 

ndo the LH 

rill an additi

HSI slaving

igure 2 and 

onnect the 

manual. 

efit the LH 

ndo the RH

e-label the 

rcuit breake

ewire the sw

econdary) a

igure 6 or F

efit the RH 

pply aircraft

splays a re

he ‘REV’ con

ack to the n

ycling the B

nsure the F

ter is added

arry out a fu

he SN3500 

7 WIRI

Instrument

ional switch

g switch. Ins

Figure 5. 

reversionar

Instrument 

H switch pan

RH switch p

er labels, as

witch panel

and the STB

Figure 7). 

switch pane

t power. Ac

presentativ

ntrol switch 

normal HSI d

US 2 circui

Flight Manua

d to the fligh

unctional fli

EHSI in RE

NG DIAGRA

t panel to ga

h mounting 

stall the EHS

ry switch wi

panel. 

nel to gain a

panel by sw

s shown in F

 so that the

BD AH pow

el. 

ctivate the e

e horizon a

back in the

display. Ens

t breaker, a

al Suppleme

ht manual. 

ght test und

EV mode, an

AM XL175-O

ain access 

hole in the 

SI switches

ring IAW Fi

access behi

wapping the

Figure 3. 

e PORT AH

wer wire is co

external ‘RE

and compas

e NORM po

sure LH att

and ensure 

ent 66 Sand

der VFR co

nd the LH a

ON (CRIMP C

behind the 

instrument 

s and decal 

igure 4 and

ind the swit

e position of

power wire

onnected to

EV’ control s

ss arc for the

osition and v

itude indica

there is no 

del SN3500

nditions to c

attitude indic

PA

Issue

CONNECTOR

panel. 

panel 0.6” o

in the posit

the Sandel

ch panel. 

f the PORT 

e is connect

o Bus 1 (28V

switch and v

e attitude of

verify the SN

ator is powe

effect on th

0 Issue 3 (2

check the c

cator. 

ACSB / XL

IS

ed: 4 Novem

RS) 

outboard of

tions shown

l Installation

and STBD 

ted to Bus 2

V Primary) 

verify the SN

f the aircraf

N3500 switc

ered from BU

he SN3500 

0 October 2

correct oper

L / 074 

SSUE 2 

mber 2014 

f the 

n in 

n

AH 

2 (28V 

(refer to 

N3500 

ft. Place 

ches 

US 2 by 

EHSI. 

2014) or 

ration of 
Issued: 4

3. D

A. Fl

Am

N

4. C

R

5. M

Option 

De

AT

C

SC

* A

NZ

Option 

De

SO

SW

C

20

C

#1

D

4 November 

OCUMEN

light Manua

mend TABL

Navigation 

Artifici

ERTIFICA

ecord comp

MATERIAL

1 Installati

escription 

TTITUDE IN

IRCUIT BR

CREWS 

Any suitable

Z AC 43-14

2 Reversio

escription 

OFTWARE

WITCH 

ONTACT A

0-24 AWG, 

ONTACT A

16, 20-24 A

ECAL - EH

2014 

T CHANG

al 

LE 2-1 REQ

ial Horizon 

ATION 

pliance with

 REQUIRE

ion of a se

NDICATOR

REAKER 

e replacem

4 Appendix 

onary Attitu

 KEY COD

ASSEMBLY

TYPE II 

ASSEMBLY

AWG, TYPE

SI 

GES 

QUIRED EQ

h this service

ED: 

cond Attitu

R* 

ent ‘Fit-Form

1. 

ude Indicat

E

, PIN, #16, 

, SOCKET,

E II 

QUIPMENT

e bulletin in

ude Indicat

Part N

4300-3

RCA26

MS220

MS352

m-Function

tor functio

Part N

7101K

201578

 201580

DEC-1

as follows:

VFR 

DAY

1 

n the aircraft

tor into the

umber

311 or 

6BK-2 

073-1 

214-28 

’ attitude in

n on the Sa

umber

2ZQE 

8-1 

0-1 

-0371 

VFR 

NIGHT 

1 

t logbook. 

e RH instru

dicator may

andel SN35

PACSB

T

IFR 

DAY 

2 

ment pane

Q

y be installe

500. 

Q

B / XL / 07

ISSUE

Page 7 o

IFR NIG

2 

el. 

Qty Require

1 

1 

3 

ed IAW 

Qty Require

1 

1 

1 

1 

1 

74 

E 2 

of 7 

HT 

ed 

ed