LF Bros E Series Guide
Table of Contents
․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․
․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․
․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․
․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․
․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․!
․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․
"#․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․!
!$․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․
%&'․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․"
Inovation
•CAN bus communication
•Constant temperature & Intelligent frequency conversion
•Flameout protection
•Anti-electrop oresis function
•Auto-ranging power supply
•Ignition test under low temperature −40˚C
Please read carefully and keep at a safe place.
THIS MANUAL DESCRIBES ITS STRUCTURE AND INSTALLATION INSTRUCTIONS.
PLEASE READ THIS MANUAL CAREFULLY BEFORE INSTALLING AND USING, AND
ENSURE THE CORRECT USE OF IT. PLEASE SAFEKEEP AFTER READING.
Attention:
•THE MANUAL CONTENTS MAYBE HAVE SOME CHANGE, WITH NO SPECIAL
NOTIFICATION, BUT THE MANUAL IS IN ACCORDANCE WITH THE PRODUCT.
•WE TRY TO EXPRESS CLEARLY EVERYTHING THAT USERS HAVE TO
LEARN. PLEASE CONTACT US DIRECTLY IF YOU HAVE ANY PROBLEM OR
GOOD ADVICE.
•AFTER OPENING THE PACK BOX FOR THE FIRST TIME, PLEASE CHECK THE
MAIN EQUIPMENT AND SPARE PARTS ACCORDING TO THE PACKING LIST.
•IF THERE IS ANY PROBLEM, PLEASE CONTACT THE DISTRIBUTOR QUICKLY.
•IF MALFUNCTION HAPPENS DURING THE USE, PLEASE CONTACT THE
MARKETING DEPARTMENT OR THE SERVICE STATION THAT WE
AUTHORIZE.
(%
•WE WILL SERVE YOU WHOLEHEARTEDLY.
•PLEASE KEEP THE WARRANTY CARD CAREFULLY, AND GIVE THE
FEEDBACKS ACCORDING TO THE TERMS. THIS WARRANTY CARD IS THE
ONLY VALID CREDENTIAL OF AFTER-SALE SERVICE.
CE E9 EAC
(%
0 Packing list
')*+,
No. Name Specification Unit Quantity
&- .(./(/(/
&
0 .(.1%(2
* 3"(4
567
" &
! 0
% 0$$
4 * 38"
9: 38"
*' 3"(48"
;
;
3%
0:): 3!
" 0
! < &"
% )=' >8 !
4 <?$
34' 3%@3
9:
0
(%
1 Overview
-)1))'2
))'$?=> )$'?1A
:2''=''>
6''
$??)
'$$
)?
$'B
?>?'A$'
A$
'
>
'0>>
)??
''?
'??
)?'$?'>
2 Technical para eters
))$)>
' 3 kW 12 V 5 kW 12 V 3 kW 24 V 5 kW 24 V
0 7
=/ =/ =/ =/
C' . .
0 >@>(
C' /C&1>/2
/C&1/2
/C&1/2
/1())2
1$2 DE6FE6
/)- >
7 !88
(%
Fig. 1 Heating system
3 Structure
3.1 Main heater body
)'$'0>>
3.2 Case
0>>;')))1
)$=)2')'
')$'$?:>
3.3 Controller (circuit board)
''))>*)
?')')
')))'=
''>
3.3.1 Control of Working Procedures
*'G')''?
1→ →'2))'))
)-?))=)))')H
'-$'''
))))
$)):''>
"(%
Fig. 3 Case
> '
> $'
>
> '
Fig. 2 Heater body
> :
> '=
> $'
3.3.2 Fault Lock
?'')
?)',
> B$'B?)$'>
> ))'>
> ):H)$>
))))
''>
3.3.3 Circuit Interfaces
))$)'
10>2,
•I)(H
•I)
•I))
3.4 Sensors and Safety Protection
3.4.1 Fla e Sensor (that's the Glow Plug)
)>/H
))?'$>
''')'>
'''H$?>
3.4.2 Overheating Sensor
'''):>
/:AJ6)))
)?''?
)>
3.4.3 Te perature Sensor
'''
''
)$)'G>
!(%
Fig. 4 Circuit interfaces
Fig. 5 Installation
3.5 Power Supply
?B$)>/
?')'1'2
?)>
3.6 Fuel Supply
)'$?$'$?)>0'?')
?'G)>
4 Installation
?$'))>
0>')>
> +
> &
> 0'
> 0$:
> ')
"> 6
!> 6)I4
%> 0
4> 0
> 0
> 0
> '
> 0
> *
> *
"> *:
!> &"
%> K
4> 9::
> 9:
> 9::
> 0
':?)??)'))?)$
$)')?-)>
??)?$?>
%(%
4.1 Require ents for Installation
C-)')),
> 'H$:
$H$H$'>
> ''1
2'')':
)$>
> ''>
> )'=1'
''2$)'>
> &):>
?)''>
4.2 Installation of the ain equip ent
4.2.1 Where to install
-$''')>;'
''1'$?2'1)
2):)'$''>B$'
> )''$?''?
'-'>
4.2.2 Spacing require ents
H'?')-
$'')>))'$'
))0>">&)
$G$$))-'
))10>"=02>
Fig. 6 Spacing
4(%
*= )$'
;=)'
6= )$
7=7):
9=0
0=<=)
4.2.3 Sealing
K'?$-')
>*10>"2'$?)$''')
>)$> $
)->*)'
$''-
)&"''$?)?>-)$
"<F<>)0>!>
Fig. Sealing Fig. 8 Mounting plate
4.2.4 Mounting plate
))L>''>
$'$'?$'10>%2>
M'>
<,*$''>
4.2.5 Installation direction
')
0>4>
$'$
:?4'$'
))
>
4.2.6 Check of fan wheel
*)$')$
)'')'>
(%
Fig. 9 Upright direction
4.3 Installation of Air Heating Syste
4.3.1 Air circulation odes
B''''')
)> )?)$'
')''$'?'$
'''$?)>
4.3.2 Te perature resistence
/:'$$
)J6>
4.3.3 Maxi u pressure drop
:'$''')
?$>>
4.3.4 Safety of vents
)?
$
> )
$'$)
$?>*)=''
$')?>
4.3.5 Cold air in
0
$'=
)'
10>2>$
')')
'$'> )
'''
'10>=2$'
)->
(%
Fig. 10 Cold air as input
4.4 Installation of Fuel Supply Syste
)??)0>>
4.4.1 Fuel pu p
)$:'$$))$>
))'>$)J@4J
10>2>/')$)'
'?>
4.4.2 Elevation differences
'))$))')
'))$)'))'1
2)10>2>)')
-),LNO$LN>OLN>
<,)'
>
4.4.3 Installation of Fuel Filter
*)'$'$)))
)>&)H?)'>
$$:?4J)?0>>
)'$'?")
'>
(%
0>0??,
=0
=0
=0
=0
0>9')),
=0
=))
=))
=0)-
①
Fig. 13 Fuel Filter
4.5 Installation of Electrical Co ponents
4.5.1 Main wire harness
6')
'0>>
)-)
'$'
$'>?$''
)'$
:'>'
$::'
>
*?$':')$'?)$
'$?'>
4.5.2 Battery connection
6C97)$:5#)B$?
;5*6P& <#>
4.5.3 Fuel pu p connection
6)')>
4.5.4 Control panel
)
>
?$'
')?'
1(2)?>
)')
'$''
'0>'
')=
I4>
4.5.5 Avoid short-circuit
9'$'
A'=
>
(%
Fig. 14
Fig. 15
4.6 Installation of pipes
)*'9:>
4.6.1 Separate air circuits
$$'):)'
>))$$'':
:>&$')=>
$)>&$
)>$''$$
?>
4.6.2 Installing the pipes
?':''$'>
$O:$>?$
'?''>
':?$'
:?>')'
:$'$'''>
4.6.3 Direction of pipes
;':
'''')
10>")23
$'$)
)')'>
)$$$'
')$>
*))
:'!J>
)$
')>
4.6.4 Protect fro dirt
*)
)$$??
'10>!2>
(%
*
9:
7)
✔ P ✘ ;' ✘ ;'
7)'
Fig. 16
✔ P ✘ ;'
Fig. 1
4.6.5 High te perature
/:
>7
)')
$G
)$'?>
:$?:'>:
$''''
))4JQJ10>%2>
:):
$)'>
WARNING: Violation against the above requirements
may cause the re. We won't a ord any responsibility
or any consequences caused by not installing
according to our requirement.
4.6.6 Protective cover
)):'
?$'$?
$''
$>
(%
Fig. 18 HIGH TEMPERATURE
The in-ammables should be away
from here because there might be
-ames out.
5 Precautions
5.1 Air in the fuel
*))')??$'
?)')>)'
))?')>
5.2 Check before using
$'$)>6)?')?'
)'> )')'$'
$)'$'))>
)$>?$)$
'$?-')>
5.3 Inspect before each season
;))$)'$?-'
))'),
> 6')'>
> 6:)>
> 6)?)>
> 6'?$''':>
> 6'?)>
5.4 Keep it alive
)')?'$?)'
)))>
5.5 Keep the pipes clean
')$'$'
')H'>
5.6 Refueling
/=)'$')
))')>
$'))$))>
"(%
5.7 Life ti e
:'$')?>*):$
'''$?)M'>
*$'>
)B'):))')
)$'?>
5.8 Welding the vehicle
)')'')
?))$?')
?'>
5.9 Transportation and storage
7')$'
:')DJ6F%J6?'>
5.10 Installation and repair
?M''''
=$')$'''>
5.11 Responsibility for da age
)$$)?')
'M'''
>
!(%
6 Usage
6.1 Modes of operation
)'
)
:''
'
'
'
))
'
:'>'
6.1.1 Fuel pu ping (<rst start or after refueling)
*)'$'0'
))>
B'))')=)'
$))'))><?'?
)>
6.1.2 Nor al startup
*)-
$'>))$')>*)
)?$>
B$'G''>B$
$:':'''>
6.1.3 Fixed power ode
R:''>$
')'$?>
<,:''')>
6.1.4 Fixed te perature ode (ther ostat)
'G>
%(%
<,:$'''))
'$:')>
6.1.5 Shutdown
*)'-''?$
)'':$J6>
6.1.6 Unclean shutdown
/'')
'))'$'>
6.1.7 Cleaning residuals after unclean shutdown (ventilation ode)
*)'?B?$?'))
>*)'')
'>
6.2 Control panel usage
'$'))?),
567$'567$>
Fig. 19: Mechanical Fig. 20: LCD with buttons Fig. 21: LCD with knob
6.3 Mechanical control panel
''10>2,
> $12
> $1'2
> '1)('2
> '12
/$ 0
'))>
'12
''>
4(%
Fig. 22
6.3.1 Fixed power ode
R:'>start button'>start
indicator'>control knob'GB> $
?'G'$>@&*IS/&*I:)'
1/2>
6.3.2 Fixed te perature ode
K'''G>
$''>start indicator>control
knob''> $?'G'$@JS6>
6.3.3 Shutdown
''control knob0>*)'
work indicator))>'?)'
':$J6>
6.3.4 Start after unclean shutdown
> 1control knob 02')work
indicatorH>
> start button'">
*)work indicatorH??'>)
?))-?)
'))$$)>
?$'0'>
6.4 LCD control panel with buttons
567 - ON/OFF ' +/P $'?'$MM>10>2>
6.4.1 After Installation (fuel pu ping ode)
*)0
'1">>2))>
5 +/P $)'>'? Poli $MM
$')'10>2>
<, B'))')=
)'$))'))><?'
?)>
(%
Fig. 23
Table of contents
Popular Heater manuals by other brands
TECHWOOD
TECHWOOD TCG-526 instruction manual
EUROM
EUROM Mica Heat Wave 2000 user manual
flowair
flowair SLIM E-100 instruction manual
Hybrid Energies
Hybrid Energies HE-22 Installation, operation and maintenance manual
Webasto
Webasto Air Top Evo 3900 Series Workshop manual
Remington
Remington REM-515-120 user manual
