Electrical Schematic Symbols And Definitions Symbols
Real TimeError Codes C ode
3
Component Location Component Act uat or -Govern or 2
4
5
6 3
5 6
8
3 7
8 9
7
5 9
3
B-14
5H
E-18
20
D-2
43
F-1
8
Antenna
E-14
4
Solenoid-Engine PumpControl
A-15
4H
Solenoid - Engine Shut down
B-17
A-5
5
B-7
1D
Brea ker -Alt ernat or
A-12
5D
Solenoid -Hammer C ont rol
Cont rol - E ngine P ump
B-13
6
Solenoid -Hammer Cont rol
D-2
43
F-2
3C
Solenoid - Level/Finish
B-15
1H
Cont rol Group - RH Diode Assembly
D-5 C-2
2B 33
Solenoid - St art Aid Solenoid - Travel Speed
F-16 A-15
25 3H
Diode - Main Relay
C-12
4D
Solenoid - Trenching
A-15
2H
Switch -Thrott le P osit ion
D-5
3B
Swit ch -AS. Rocker
B-3
8B
7 D
S w i cth - A C T HP er ss u r e
Lamps - B oom
6
4
AREA C
6
3
3
4
2
7
AREA B
3 4
8
AREA A 5
1
2
3
4
1
6
5
B 1-
21 22 23
8
Swit ch - Backup ACCEL
E-11
6B
D-15
3G
Swit ch - Cont rol
F-10
5C
Swit ch - Disconnect
A-6
6D 2C
E-5
2A
Swit ch - E PR Valve Backup
F-11
D-1
46
Swit ch -E ngine O il Pressure
C-18
31
E-5
4A
Swit ch -Fine S wing C ontrol
F-10
4C
S wi tc h- G ov er no rB ac ku p
E -1 2
7B
Swit ch - Hammer Con trol
D-4
5B
C-1
33
F2 -
11
B-17
12
Moto rs - Washer
F-16
13
Swit ch - Hammer Foo t
M ot or - U p er W pi er 1
D-1
Swit ch -Boom Raise P ressure
Moto r - Start er
F 2-
3 C
D-15
1G
Relay - Boom Lamp
A-10
8D
Swit ch - Key
E-9
1B
Relay - Chassis/Cab Lamp
A-12
8D
Swit ch - Limit
F-1
8
Relays -Dual H .P .
A-9, A -10
8D
Swit ch -O -One T ouch Low dI le
D-5
2B
Relay - Fine Swin g
Pump R - efueling
1
C-9
8 43 10
M ot or - L ow er W pi e r
Solenoid - Fine Swing
9
E-1
Meter -A -ATCH S ervi ce
2
A-2 A-2, B-2 A-2
I nst rument Pa Panel 2
B 9- 1, 0 ,1 2
Lamp - Cab Lamp - Chassis Meter - Service
1
4
Component
Solenoid-Boom Down Solenoid-Combined
Horns
10
8
Sensor -H -Hydraulic O il T emp
2 3
F s ue - B ol kc
4
1
6
3A
Solenoid-A/C CompressClutch
E-17
Cont rol Group - LH
7
1
E-5
Machine Location
D-17
Bat te ries
1 9 4
C-13
Schematic Location
Alarm-Travel
Block - Terminal 1
2
Machine Location
Alternator
Alarm-Action
7 10
Schematic Location
F 2F-17
1 4
S w i ct h- H ro n
15
Swit ch -Implement P ressure
A-12
8D
Swit ch - Neut ral St art
F-6
33
Relay - H orn
B-9
8D
Swit ch -Ref rigerate o Lw Pressure
E-18
34
Relay - Main
C-1 2
4D
Swit ch - Ref ueling
E-16
35
Relay -M -Main (Att achment )
A 1-1
4D
Swit ch -R -Ref ueling Pump Start
E-17
13
Relay -Ref ueling Pump
A-9
8D
Swit ch -R -Ref ueling Pump Stop
F-1 7
36
Relay - Start
B -10
3D
Swit ch - Safet y Pressure
Relay - Washer
B-10
8D
Swit ch - Seat Heat er
R el ay - W pi er
B 1- 2
8 D
S w i ct h- S at tr A di
Resist or -Backup
F-12
1C
Swit ch -S -Start A id Coolant T emp
D-2
46
Swit ch es - Travel Pressure
RPM Regulator
C-1
33
F- 10
5C
D 5-
4 B
D-17
37
F-5
47
Se at - Heater
F-13
45
Swit ch - Windshield
E-5
11
Sen sor -Engine Coolant T emp
D-1 8
16
Unit -Air C ondit ioner
F-14
40
Sen sor - Engine Speed
C-1 8
19
Unit - Heater
F-1 3
44
Sen sor - Fuel Le vel
F-16
1F
D es cr i p ti o n of Pr ob l em s
E 00
N op or bl em .
E1
E n gi n e ol ip r es s rue t o l o w.
T
E2
E n gi n e co oal n t et m pe r at uer i s t o hgi h .
E3
Hyd r a ul i c oi l t em p er a ut r esi t o h i g h.
E4
B att e yr v otl a e g i s t o hgi h .
E5
A let r n tao ret r mi n al R i s o p n e.
E6
Speeds en s oris not insalledc t or rec tyl orit ' s c irc u it is open. uit E n gi n e sp e ed i s n o t o n r ma l . Volt ag e of gov erno eof r ac t uat rac orf eedbac k s ens oris low .
E10
Gov ern o rac t ua orac t orf eedb a c k s ens ac o rc irc ui orc t is s hort e d t obat t ery v lt dt lot ageoropen .
E11
Gov ern o rac t ua orac t orf eedb a c k s ens ac o rc irc ui orc t is s hort e d t obody ground dt .
E12
Gov ern o rac t ua orac t orf eedb a c k s ens ac o rv olt ag orv e is not s t able eis .
E13
Gov ern o rac t ua orac t orm ot orcrc i uit is s ort o h rt edt obody gr ound.
E14
Governor actuatormotor doesnot rotateor motor ircuit c isshorted tobattery voltage.
E15
Gov ern o rbac k u orbac p s w it c his in"M a ps n "(bac k p)pos n"(bac p u )pos itonorgov i erno r ac t uat rac orm ot orc ir c uit is open .
E16 E17
Propor t ionalre d uc ingv a duc l v ec irc u lv i t is s hort it edt obody groun d. d. Propor t ionalre d uc ingv a duc l v ec irc u lv i t is s hort it edt obat t er y v olt ag e. e.
E18
Propor t ionalre d uc ingv a duc l v ec irc u lv i t is open. it
E25
Enginec o olant lant t em perat ures ens o r c irc uit is s h rc o rt edt obod ort y ground.
A=Located insideofcab.
F = Locatedaroundpilot manifold. G =Locatedunderplatform.
290 kPa MIN (42.0psiMIN) 69 ±21 kPa (10.0±3.0 psi) 26.7°CMIN (80°F MIN) 735 kPa MIN (107psiMIN) 1470 kPa MIN (213psiMIN) _ _
1-3,NormallyClosed 1-2,NormallyOpen
NormallyOpen
Switch (Normally Closed): Aswitch that willopen at a specified point (temp, press, etc.). Nocircleindicatesthat thewirecannotbe disconnectedfromthecomponent.
Enginec o olant lant t em perat ures ens o r c irc uit is s h rc o rt edt obat ort t ery v ol t ageoropen. H y dra u lic oilt em ulic perat res rues ens orcrc i uit is s h o rt edt obod ort y ground.
² Contact position at the contacts of the harness connector.
H y dra u lic oilt em ulic perat res rues ens orcrc i uit is op e nors hort edt obat enors t ery v olt age.
E31
C ontollerrec r e iv es s ig eiv n alof engines p nalof e edot hert ans eedot a h ns pec if iedt enf rom en g ines peeddi gines al. T hereis m or et han100rpm diferenc f e bet w eendia ebet l s et t in ls g andac t ualrpm gandac .
E33
D igit alout put crc i uit is s ort o h rt edt obat t ery v ol t age.
E34
Gov ern o rac t ua orac t orrem ai ns deac tvi at edanela p s edt im ps eof 2. 5s ec ond s af t ers pee d dials et tng. ddials i
E36
M onit ort ak es at lea s t 1s ec ondt ores p ondt oc ont pondt roller s s ignal.
E37
M onit orR AM (R and o m Ac c es om s M em ory ) is not norm al )is . C ontolleris r inf orm edof its' errors ign a lby m onit o alby r. r.
Switch (Normally Open): Aswitch Open): Aswitch that willclose at a specified point (temp, press, etc.). The circleindicatesthatthe componenthasscrewterminalsanda wirecanbedisconnectedfrom it.
NormallyClosed
E28 E32
Ground(Case): Thisindicatesthat thecomponentdoesnothave awireconnectedto ground. Itisgroundedby beingfastenedtothe machine. Reed Switch: Aswitchwhosecontacts arecontrolledbya magnet. Amagnetclosesthe contacts of a normally open reed switch; it opens the contacts of a normally closed reed switch. Sender: Acomponentthatis usedwitha temperatureorpressuregauge.Thesender Sender: measures the temperature or pressure . Its resistance changes to give an indication to thegaugeofthe temperatureorpressure.
T
Resistor, Sender and Solenoid Specifications Par t No .
E39
C ontoller r det ec t s it ' s error s i gnalby it ignalby ' s s elf .
E40
E r or r i n c o n t or lel r m e m o r y.
E41
Ac ont rol lerf oradif f e r ent m ac rent h ineis insalledorharne hineis t s s c ordprob l em . lem
E 48
E ng ni e st al sl .
Circuit Breaker Symbol
Flow Symbol
Fuse - Acomponent in an electricalcircuit that willopen the circuit if too much current flows throughit.
NormallyOpen
Level Symbol
Symbols And Definitions
Co nt act Po P o s i ti o n
E26
10 2-8016
C omp onen t D esc r i p ti on Resist or:
B ackup
11 6-4416
Soleno id:
Ha mmmer Cont rol
11 7-6319
Soleno id:
A/C C lut ch C ompressor ¹
3 E- 79 85
S ol en oi d:
E ng ni e S h ut o d wn
4I-5394
Sen der:
5I -8368
Soleno id:
7 Y - 3 8 4 8
S e n de :r
9G-4365
Soleno id:
Hydraulic O il T e mperat ure Engine P ump C ontrol Fu el Le v e l Sta rt Aid St
Relay (Magnetic Switch): Switch): Arelayis anelectricalcomponentthatis activatedbyelectricity. It hasa coil that makes an electromagnet when current flows through it. The electromagnetcanopenorclosethe switchpartofthe relay.
Res i s tanc e O ( hm s ) ¹ 47. 0 ± 2. 4 33. 7 ± 1. 0
Solenoid: Asolenoidis anelectricalcomponentthatis activatedbyelectricity. Ithasa coilthat makesan electromagnet when current flowsthrough it. The electromagnet ca n o p en o r clo se a va lve o r m ove a p ie ce o f m e t lt lat h a t ca n d o w ok. kr .
MAGNETICLATCHSOLENOID-Amagneticlatch MAGNETICLATCHSOLENOID -Amagneticlatch solenoidisan electricalcomponentthatis activatedbyelectricityand heldlatchedbya permanentmagnet.Ithastwocoils (latchandunlatch) that make electromagnet when current flowsthrough them. It also has an internalswitch that places thelatchcoil circuitopenatthe timethecoil latches.
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