Landa PDHW5-35624E Operator's Manual
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PDHW
Hot Water - Gasoline Powered - Diesel/Oil Heated
Operator's Manual
PR
W A
EC
AU
R N
CIÓ
EX
/ AV
N
IN
BE
PO
ER
G
8.93
2-96
LT
S CA
SE
D PU
TIS
SE
OP
5.0
KEE
LL
ME
ER
POL
P CLE
N CA
EY
NT
1.
Re
AT
IN
NO
SE
EAS
Y COR
AR
WH
US
S AN
usi
ad
G
DE
ACE
RQU
PUE
IS
OPE
ILE
MAC
E IN
D
2.
ng
Op
era
IN
ST
NE
PAS
S CO
E SI
DEN
REA
CAU
S EXP
RAT
ING
HIN
ERY
JU
RY
Co
nn
.
tor
RU
S'AP
PE
UV
UR
RO
M
ÀQU
SAR
UES
(m
inim
ect
's
Ma
CT
PRO
CHE
EN
IES
T CA
OU
INA
DA
TAS
3.
wa
ter
um
sta
nd
nu
al
IO
R LOR
US
PO
EST
Á FUN
ÑO
Se
cur
.
on
siz
e 5/8
ard
car
efu
NS
SQU
ER
E L'AP
DE
ULI
ES
CIO
4.
Ch
e hig
ga
" at
rde
lly
PAR
S BLE
EX
PO
NAN
5.
Sta
eck
h pre
20
n ho
be
for
IN
EIL
EST
SSU
SÉE
S
DO
6.
rt en
oil
an
ssu
psi
) an
se
to
e
ST
EN
OP
RE
S
7.
To
he
gin
d fue
re
ho
d tur
ma
chi
RU
CC
PR
EC
C A
ÉRA
To
shu
at
wa
e an
l lev
se
n
ne
1.
IO
AU
U T
TION
allo
w
t do
ter
, tur
d trig
els
.
to
ma
de
Le
a el
NE
CIO
N
IO
wit
h cle
wa
wn
n bu
ge
r spr
chi
ne
2.
usa
ma
S DE
/ AV
N
ter
an
to
ma
chi
rne
ay
.
Co
ne
rse
nu
al
DIS
"R
ISK
ER
TIS
wa
coo
l. Flu
, tur
ne
r on
gu
n.
3.
llav
e de
cte
.
de
op
OP
ER
CO
OF
SE
ter
be
sh
n bu
.
Co
l ag
le
ma
era
ció
AC
DE
GR
OU
NN
EC
INJ
ME
NT
for
e tur
de
rne
4.
Re
ne
cte
ua
ng
ue
n an
IO
DE
SC
"R
BE
FO
ND
T BA
UR
nin
ter
ge
r off
5.
En
vis
e los
le
ma
.
ra
de
tes
N
BA
ON
EC
IES
RE
TE
TT
Y"
g en
nt
line
an
d
pre
cie
niv
ng
ue
l jar
TE
RIA
TA
GO
SE
RM
RV
INA
ER
gin
e off
s
6.
sió
a el
nd
ele
ra
din
y ab
AN
R TE
DE
LE
ICI
Y
L
.
7.
Pa
ra
n.
mo
s de
de
alta
ra
TE
RM
SIO
NG
Al
ter
cal
en
tor
, ab
ace
ites
pre
la
1.
M OD
DE
TA
"R
ISQ
S DE
INA
L DE
N"
la
ma
min
tar
ra
el
y com
sió
n.
Lir
e le
E D'
TE
RM
CH
UE
DA
TO
RED
ha
ga
ng
ue
ar,
ap
ag
ua
ga
tillo
2.
util
isa
ma
EM
INA
ER
BA
AT
R
SE
TIE
RR
OPE
OF
INJU
UCE
bo
mb
circ
ra
ag
ue
, en
cie
bu
y log
stib
Re
tion
nu
el
PL
L AV
TT
TE
INT
RV
ICI
A
MAN
RAT
REA
RY
RIS
K
a.
ula
de
r el
l de
el
nd
a el
re
les
.
(m
lier
à l'ap
.
de
OI
AN
ER
IE
E"
O
FUL
UAL
LY
OR'
CAR
S
D
LEA
ag
ter
ge
qu
em
qu
3.
Re
inim
um
l'op
éra
T DE
TE
RR
USI
MAC
NG.
ORE
BEF
E
-
EST
CION
EL
MAN
ua
fira
nte
ad
or,
em
ad
4.
lier
5/8
pa
rei
teu
SE
AIN
BE
HIN
THIS
USA
E EQU
ANT
ES
UAL
OPE
an
con
pu
rgu
or.
5.
rifie
le
bo
" à
l un
bo
r ava
RV
ICE
BY
USE
QUA
D ONL
E TO
OPE
DO
IPO
SOL
DE
DEB
USA
RA
tes
de
ag
ua
e
Pa
rtir
r le
yau
20
psi
yau
nt
9.80
OPE
RAT
LIFI
Y
DOS
.
RAD
ORE
AME
E SER
RSE
.
-
W
ap
, y
6.
ga
che
le
mo
niv
ea
ute
ha
) et
à jar
1-36
ORS
ED
.
LIRE
S CAL
NTE
POR
A R
ag
ar
Po
ur
tte
teu
u d'h
pre
ou
vrir
din
6.0
L'OP
LE
MAN
IFIC
A
N IN
la
7.
Po
cha
de
la
r de
uile
ssi
on
l'ea
REIL
UTIL
ERA
ISAT
TEU
UEL
-
et
ur
arr
uff
er
po
ign
la
po
de
la
à l'ap
u.
RISK
PAR
DOI
ION
R AVA
. CET
DE
RISK
G
de
lais
ser
ête
r l'ap
l'ea
ée
mp
e et
po
mp
pa
rei
FO
R
INJU
OF
QUA
DES
LIFI
OPE
T ETR
E UTIL
APP
NT
EXP
LOS
OF
/ P
po
ter
ge
ref
pa
u,
allu
pis
tole
pre
e.
l.
BE
EYE
PRO
TEC
RY—
ES.
RAT
ISE
A
Ope
whe
rate
ION
R E
mp
e.
nt
roi
à l'ea
dir
rei
l, fer
me
r le
t.
sse
ST
CLO
WEA
TIVE
EUR
S
-
flam
re
only
ope
.
RIES
C A
l'ea
u pro
me
brû
r la
RE
SU
BE
THIN
WOR
G MUS
R AND
CUA
PRO
TEJA
is
perm
e or
torc
n
Use
DE
GO
U C
pre
Rin
u.
r le
leu
LT
mac
ope
ratin
N
T
EQU
NDO
SE
LOS
mab
not
spra
itted
h
perm
don
de
prod
el
EXP
LOS
ava
cer
brû
r.
S US
hine
g this
whe
n
IPO.
SE
OPE
OJO
RISK
le
liqu
y flam
. Do
infla
el
itido
fueg
ucto
en
ION
IO
nt
la
lign
leu
r
DE
E
.
SEC
DES
LUN
RE
S
EST
Do
OF
not
FIRE
ids.
-
mab
les.
No
s.
o o
área
llam
s
N
/ A
d'a
rrê
e de
Nev
TE
RG
POR
URI
ETT
TE
ES
E
mac
fuel
whe
add
.
Utilis
RISQ
UE
roci
e liqu
a sea
V E
ter
la
Blea
er
Use
EN
ope
TEE
rez
S
DOI
VEN
DE
ope
hine
n the
nue
er aux
D'EX
PLO
n
idos
Liqu
ch,
:
TS
cet
lors
app
que
T ETR
ratin
g.
is
de
est
liqui
perm
endr
oits
SION
R T
oil)
ids
con
chlo
rine
CA
arei
l.
vous
E
DE
senc
FEU
des
infla
ise.
Ne
une
IS S
Tri-s
odiu
tain
ing
prod
UT
INJU
RIS
K OF
mac
.
e/de
Ne
mma
pas
bles
pas
vapo
flam
me
RISK
E M
Am
Acid
mon
m
pho
solv
ucts
and
IO
N
SUR
RY—
hine
fuel
est
tand
ajou
.
riser
Use
ASP
HYX
OF
E N
The
surf
se
-bas
ia
prod
sph
ents
(i.e.
othe
CAU
FAC
ES
HOT
en
ope
is que
dés
ter
RISQ
UE
vent
only
IATI
ON.
Use
ace
che
mic
ed
pro
ucts
ate
prod
pain
r corr
sign
Use
SE
only
BUR
CAN
SUP
ERF
ratio
la
n.
-
ilate
d area
well
in
RIES
T
man
man
bein
g clea
als
will
duc
ts
ucts
t thin
osiv
ner,
e che
area
ed
de
grip
NS.
lada
Use
sola
ICIE
.
vent
prod
ucto
GO
DE
ual.
ufac
ture
ned
har
m
gas
mic
gun
s of
and
spra
ping
-
s del
men
S CAL
te
IENT
ilac
ión
en
ASF
IXIA
un
r's
.
dete
the
unit
olin
als
e,
wan
y
Tou
SUR
FAC
gati
llo
las
área
ES
RISQ
ade
area
.
Use
rgen
and
d.
isol
cher
ES
CHA
y la
s ais
lanz
RISK
dan
UE
s un
D'AS
cuad
de
a.
el
ts
as
will
dam
et
lanc
ées
des
seul
UDE
eme
a.
-
INJE
OR
OF
CTIO
end
PHY
roit
XIE.
reco
mm
age
es
.
poig
le
nt
S —
INJU
SEV
N
bien
Util
end
ed
the
née
pist
part
ies
TO
RY
PER
ERE
RIES
LES
GO
aéré
.
iser
in
olet
s
nozz
Kee
p clea
SON
SON
ION
DE
PEN
HOT
le.
r of
S.
del
alca
AS.
SEV
ES
ETR
SPR
AY
CHA
DIS
RGE
-
DES
nce
Man
ERA
téng
S A
ACIÓ
N O
KIC
Hol
K
GU
BAC
N
D E
touc
FLU
ID.
ENT
CAR
boq
de
ase
fuer
PER
bot
d with
K.
LA
T E
disc
h or
Do
not
toqu
E A
ALT
GA
DE
uilla
.
a
-
h han
ds
LA
PIST
VA
R G
stre
harg
am
dire
e
ct
agu
RISQ
a a
e ni
dirij
A PRE
AGU
A CAL
.
las
PRE
dos
SIÓ
OLA
SE
SO
LV
UL
E N
pers
ons.
at
teni
UE
otra
a el
s pers
SIO
flujo
N —
I
POIG
LA
N —
man
MUE
VE
UP
AP
A
DE
EAU
r loin
DE
des
BLE
ona
del
-
No
REP
mai
OUS
NEE
os.
Sos
teng
CON
E DE
DE
T V
dirig
SION
A LA
CHA
UDE
buse
SSU
s.
RES
RISK
ns.
SE
PIST
OLE
a con
DE
TE
RG
A LV
pers
er
le
SOR
SOU
S PRE
s.
.
Se
tion
from
s dry
OF
ELE
Ten
T
TE
EN
E
onn
es.
jet
d'ea
TIE
S
Disc
elec
and
CTR
off
OCU
ir à
deu
RG
EN
TE
u vers
Ne
-
seca
RIES
GO
serv
onn
ect
trica
the
l wiri
grou
TION
x
T
des
pas
nect
s y
arrib
DE
ELE
icin
g.
from
ng
and
nd.
. Kee
RISQ
secs
UE
e la
corr
CTR
a del
OCU
elec
trica
com
Kee
p spra
p all
conn
posa
et
étre
ient
D'EL
e eléc
suel
o.
CIÓN
l supp
pon
ents
y awa
ec
faire
de
ntes
et
susp
ECT
ROC
No
trica
roci
ly
befo
.
y
-
fils
une
endu
élec
UTIO
s.
ante
N —
e com
s de
pone
Man
teng
re
répa
ratio
triqu
es.
No
jam
dar
serv
ntes
a toda
n.
Cou
per
ais
proj
Tous
icio.
eléc
trico
s las
conn
eter
l'ali
men
de
fils
les
doiv
s.
Des
ecci
l'eau
tatat
ent
sur
co
ones
ion
les
élec
com
être
main
-
triqu
e avan
tenu
s
t
-
9.8
01-
367
.0
Pressure Washer
MODELS:
PDHW5-35624E
PDHW5-35624E/SS
PDHW5-35624E/G
PDHW5-35624E/G/SS
For the Landa Dealer nearest
you, consult our web page at
www.landa.com
8.919-980.0 - B
®
1.110-060.0
1.110-061.0
1.110-062.0
1.110-063.0
05/10/17

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Summary of Contents for Landa PDHW5-35624E

  • Page 1 Tous proj icio. eléc s las trico conn eter l’ali fils doiv ecci l’eau tatat ones élec être main triqu e avan tenu For the Landa Dealer nearest you, consult our web page at www.landa.com 8.919-980.0 - B 05/10/17...
  • Page 2: Machine Data Label

    Turn machine off and perform maintenance. Glow Plug When the light is on the engine is being pre-heated. When the light turns off the engine can be started. Not all machines have all symbols Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 3: Table Of Contents

    Burner Nozzle: ......16 LANDA Sure Fire Oil Burner ....16 Burner Air Adjustment.
  • Page 4: How To Use This Manual

    The model and serial number will be found on a decal • Landa Sure Fire Oil Burner attached to the machine. • Coil Removal • Troubleshooting NOTE: The manual part number is located on the lower right corner of the front cover. Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 5: Safety

    When ordering parts, please specify model and serial number. Use only identical replacement parts. This machine to be used only by trained operators. Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 6: Important Safety Information

    Do not fill the tank to the top, but leave an adequate space for the fuel to expand; g. fuel vapor is highly toxic. Only refuel outdoors or in a well ventilated place; Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 7 NEVER use crankcase or waste oil. Damage could result from contamination. 11. Do not confuse gasoline and diesel tanks. Keep proper fuel in proper tank. Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 8 23. Machines with shut-off spray gun should not be specified in the manual. operated with the spray gun in the off position for extensive periods of time as this may cause damage to the pump. Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 9: Operations

    être . Des tati u sur éle ctri inte Hour Meter Engine Switch Detergent Bucket Burner Detergent (not included) High Pressure Switch Valve Hose Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 10: Assembly

    KEEP OUT OF THE REACH OF CHILDREN. DO NOT TIP. KEEP VENT CAPS TIGHT AND LEVEL. Volt Group 24 Red + Positive battery is recommended for placement within the Terminal weather resistant box. Follow safety and installation instructions furnished with the battery. Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 11: Operation

    To apply detergent, place detergent pick-up tube into a container of detergent and turn the detergent valve counterclockwise. Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 12: Detergents & General Cleaning Techniques

    Keep the spray nozzle a safe distance from the surface you plan to clean. High pressure wash a small area, then check the surface for damage. If no damage is found, continue to pressure washing. Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 13: Rinsing

    100°F. trigger on spray gun and siphon water for one minute. STEP 5: Remove water supply STEP 4: Squeeze trigger on spray hose. gun to relieve remaining pressure. Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 14: Storage

    The flow of combustion and ventilating air to the burner hoses, spray gun or wand. must not be blocked or obstructed in any manner. The area around the Landa washer should be kept clean and free of combustible materials, gasoline and other flammable vapors and liquids.
  • Page 15: Winterizing Procedure

    In areas where alkaline water is to the combustion chamber. Controlling the flow of fuel an extreme problem, periodic use of Landa Descaling in this way gives an instantaneous burn-or-no-burn situ- Powder (Part #8.914-296.0) will remove lime and other ation, thereby eliminating high and low water tempera- deposits before coil becomes plugged.
  • Page 16: Fuel Quality / Storage

    Turn air NOTE: When changing fuel pump, a bypass plug band halfway back to the previously noted position. must be installed in return port or fuel pump will not Tighten locking screws. prime. Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 17: Burner Air Adjustment

    9. Remove coil. 10. Replace or repair any insulation found to be torn or broken. 11. Remove insulation retainer plates. Coil Reinstallation: To reinstall new or cleaned coil, reverse steps 9 through 1. Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 18: Troubleshooting

    On-Off switch defective burner assembly with burner switch on. (continued on next Heavy sooting on coil and burner page) can cause interruption of air flow Clean as required. and shorting of electrodes Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 19 Fuel Pressure is too high for clean Reduce fuel pressure PSI/Increase air band set for burn (fuel PSI above >140 and cleaner without max water heat loss below 200) and smokes when burner is off Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 20 O-Ring plunger retainer worn Check and replace if necessary. PUMP Cracked piston Check and replace if necessary. Lower water supply pressure. Do not run with spray Pump protector gun closed longer than 2 minutes. Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 21 Position correctly, tighten set screw. Defective control switch Replace switch. Loose wire Check and replace or tighten wiring. Defective burner motor Replace motor. RELIEF VALVE Relief valve defective Replace or repair. LEAKS WATER Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 22: Engine Troubleshooting

    Cylinders worn or damaged Valve(s) guide(s) worn Valves sticking Bearings (main/road) worn Governor linkage malfunction Cylinder head gasket damaged Thermostat stuck or malfunctioning Engine seized Radiator clogged (external or internal) Coolant pump faulty Turbocharger faulty Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 23: Preventative Maintenance

    NOTE: Read Kubota engine manual for any maintenance or service questions. Oil Change Record. PUMP OIL Estimated Operating ENGINE OIL Estimated Operating Date Changed Hours Since Last Oil Date Changed Hours Since Last Oil Month/Day/Year Change Month/Day/Year Change Landa PDHW Series Operator’s Manual 8.919-980.0 - B...
  • Page 24 8.919-980.0 • Printed in U.S.A.

This manual is also suitable for:

Pdhw5-35624e/ssPdhw5-35624e/gPdhw5-35624e/g/ss

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