dosatron D25RE10 User manual

MAINTENANCE MANUALMAINTENANCE MANUAL
D25RE10
3 to 10%
133 110
1
:
33
to
1
:
10
Press Ctrl + L for full screen
DOSATRON INTERNATIONAL, INC. •800-523-8499
1

STANDARD INSTALLATIONSTANDARD INSTALLATION
STANDARD
INSTALLATIONSTANDARD
INSTALLATION
Optional accessories:
•Solenoid valves
•
Water meter
Water
meter
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DOSATRON INTERNATIONAL, INC. •800-523-8499
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MAIN MENUMAIN MENU
MAIN
MENUMAIN
MENU
CHAPTER 1
REMOVING THE DISPENSER FROM INSTALLATION
CHAPTER
1
REMOVING
THE
DISPENSER
FROM
INSTALLATION
CHAPTER 2 DISASSEMBLING THE DISPENSER
CHAPTER 3 REASSEMBLING THE DISPENSER
C
HAPTER 4 PI
S
T
O
N MAINTENAN
C
E
C
SO C
CHAPTER 5 AIR BLEED MAINTENANCE
CHAPTER 6 BY-PASS MAINTENANCE
CHAPTER 7 TROUBLESHOOTING GUIDE
Click on a specific chapter
or
Click
for next slide
Click
for next slide
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SPECIFICATIONSSPECIFICATIONS
D25RE10D25RE10
SPECIFICATIONSSPECIFICATIONS
D25RE10D25RE10
Injection Range:
•1:33 to 1:101:33 to 1:10 -- 3 to 10%3 to 10%
Water Flow Range:
•0.05 to 8.8 GPM0.05 to 8.8 GPM
Operating Water Pressure:
•
43to57PSI
*
Use pressure regulator43to57PSI
*
Use pressure regulator
•
4
.
3
to
57
PSI
Use
pressure
regulator4
.
3
to
57
PSI
Use
pressure
regulator
Maximum Water Temperature:
•104104°°FF –– 4040°°CC
Note:Note: Normal safety precautions should be practiced whenNormal safety precautions should be practiced when
working with chemicals and equipment.working with chemicals and equipment.
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CHAPTER 1CHAPTER 1
REMOVING THE DISPENSER FROM INSTALLATIONREMOVING THE DISPENSER FROM INSTALLATION
D25RE10
3 to 10%
133 110
1
:
33
to
1
:
10
Return to Main Menu
« click » for next slide
DOSATRON INTERNATIONAL, INC. •800-523-8499
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REMOVING THE DISPENSER FROM INSTALLATIONREMOVING THE DISPENSER FROM INSTALLATION
REMOVING
THE
DISPENSER
FROM
INSTALLATIONREMOVING
THE
DISPENSER
FROM
INSTALLATION
After turning off the water and relieving
After
turning
off
the
water
and
relieving
the pressure on the unit unscrew the
dispenser inlet/outlet couplings and
allow it to drain.
Unscrew the suction tube nut and
Unscrew
the
suction
tube
nut
and
remove the hose.
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DOSATRON INTERNATIONAL, INC. •800-523-8499
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CHAPTER 2CHAPTER 2
DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
D25RE10
3 to 10%
133 110
1
:
33
to
1
:
10
Return to Main Menu
« click » for next slide
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DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Unscrew and remove the lid.
«click »for next step
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DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Unscrew the black nut .
«click »for next step
DOSATRON INTERNATIONAL, INC. •800-523-8499
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DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Pull the injection stem
assembl
y
out of the bod
y
, and
yy
let the solution drain out of it.
CtiCti
St b f ll f
C
au
ti
on
C
au
ti
on:
St
em may
b
e
f
u
ll
o
f
undiluted chemical. Be aware of
hazardous materials and take
the necessar
y
p
recautions for
yp
protection.
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WATCH OUT FOR SPLASHING !WATCH OUT FOR SPLASHING !

DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Unscrew the plunger. Do not lose the metal washer.
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DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Grab the valve support and pull the piston out of the body.
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DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Injection assemblyInjection assembly -- disassemblydisassembly
Remove the lower stem flange
O-ring.
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DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Injection assemblyInjection assembly -- disassemblydisassembly
Put the body upside
down on the table and
remove the four
tii U
Remove the stem flange and the upper stem flange
O-rin
g
.
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DOSATRON INTERNATIONAL, INC. •800-523-8499
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re
t
a
i
n
i
ng screws.
U
se
#2 Phillips screwdriver.
g

DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Injection assemblyInjection assembly -- disassemblydisassembly
Unscrew and remove the check valve nut.
«click »for next step
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DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Injection assemblyInjection assembly -- disassemblydisassembly
Remove the check valve assembly by grasping and
Remove the check valve
barb O-ring.
Remove
the
check
valve
assembly
by
grasping
and
pulling the barbed fitting straight down. Do not twist it.
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DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Injection assemblyInjection assembly -- disassemblydisassembly
Remove the check valve seal.
Gently push the check valve out of the
injection stem with a pencil or similar
object Do not scratch the inside of the
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DOSATRON INTERNATIONAL, INC. •800-523-8499
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object
.
Do
not
scratch
the
inside
of
the
injection stem.

DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Injection assemblyInjection assembly -- disassemblydisassembly
Remove the check valve
retainer. Remove the cone and spring from the check valve guide.
«click »for next step
DOSATRON INTERNATIONAL, INC. •800-523-8499
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DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Injection assemblyInjection assembly -- disassemblydisassembly
Unscrew and remove the
lock nut. Remove the anti-lock ring.
«click »for next step
DOSATRON INTERNATIONAL, INC. •800-523-8499
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DISASSEMBLING THE DISPENSERDISASSEMBLING THE DISPENSER
DISASSEMBLING
THE
DISPENSERDISASSEMBLING
THE
DISPENSER
Injection assemblyInjection assembly -- disassemblydisassembly
Unscrew and remove the adjusting nut
from the sleeve assembly. Remove the black nut from the sleeve assembly.
«click »for next step
DOSATRON INTERNATIONAL, INC. •800-523-8499
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