Simpson SM1200 User manual
SM1200
SANITIZING MISTER AND
PRESSURE WASHER SYSTEM
INSTRUCTION MANUAL
If your pressure washer is not working properly or if there are parts missing or broken,
please DO NOT RETURN IT TO THE PLACE OF PURCHASE. Contact our Customer
Service Department at 1-877-362-4271 or www.simpsoncleaning.com
IMPORTANT: Please make certain that the person who is to use this equipment carefully
reads and understands these instructions before operating.
SAVE THIS MANUAL FOR FUTURE REFERENCE
Part No. ####### Rev JUN2020
SM1200 Sanitizing Mister and Pressure Washing System
A
G
J
M
B
I
H
F
K
D
E
L
O
N
A. Panel assembly
B. Nozzle holders
C. Mister spray gun
D. Wheel
E. Quick-connect spray wand
F. Frame
G. High-pressure hose
H. Handle assembly
C
I. Spray gun
J. High-pressure pump
K. Motor
L. ON/OFF Switch
M. Dual-Action Metering Valve
N. Supply hose
O. Mister nozzle
For best results, pump oil designed specifically for pressure washers is
recommended, as these contain a rust inhibitor and an anti-foaming agent. If this oil
is not available, an SAE 15W-40 oil may be used.
MODEL
Rated Pressure *
Rated Water Flow * Mister
Pressure *
Mister Flow *
Max water temp
Electrical Requirements
GFCI Power Cord
High-Pressure Hose
Supply Hose
Minimum Amp Source
Pressure of Inlet Water
Inlet Water
Soap Consumption Rate
SM1200
1200 psi
2.0 gpm
80 psi
.02-.06 gpm
90 °F/32 °C
1 20V, 13.5 A, 60 Hz
35 ft. (10.6 m)
75 ft. (22.8 m)
5 ft. (1.5 m)
15 A
20–100 psi
cold tap (100 °F max)
10% max soap injector/nozzle
*Rated Pressure and Rated
Water Flow is within
manufacturing tolerance of
(10%).
In a continued commitment to
improve quality, the
manufacturer reserves the right
to make component changes,
design changes, or
specification changes when
necessary and without notice.
2- ENG
3 - ENG
Definitions: Safety Guidelines
The definitions below describe the level of severity for each signal word. Please
read the manual and pay attention to these symbols.
DANGER: Indicates an imminently hazardous situation which, if not avoided, will
result in death or serious injury.
WARNING: Indicates a potentially hazardous situation which, if not avoided, could
result in death or serious injury.
CAUTION: Indicates a potentially hazardous situation which, if not avoided, may
result in minor or moderate injury.
NOTICE: Indicates a practice not related to personal injury which, if not
avoided, may result in property damage.
IF YOU HAVE ANY QUESTIONS OR COMMENTS ABOUT THIS MACHINE
CONTACT US AT: www.simpsoncleaning.com or 1 (877) 362 4271
WARNING: Please read this entire manual before attempting to assemble,
operate or install the product.
WARNING: This unit was designed for specific applications. It should not be
modified and/or used for any application other than which it was designed
NOTICE: Always store your pressure washer in a location where the temperature
will not fall below 40°F (4°C). Freeze damage is not covered by the warranty.
WARNING: This product contains chemicals known to the State of California to
cause cancer, and birth defects or other reproductive harm. In addition, some
cleaning products and contain chemicals know to the State of California to
cause cancer, and birth defects or other reproductive harm. Wash hands after
handling.
for.
read and save these instructions
important safety instructions
WARNING: When using this product basic precautions should always be
followed, including the following:
1.
Read all the instructions before using the product.
2.
To reduce the risk of injury, do not operate near children or animals.
3.
Know how to stop the product and bleed pressures quickly. Be thoroughly
familiar with the controls.
4.
Stay alert - watch what you are doing.
5.
Do not operate the product when fatigued or under the influence of
alcohol or drugs.
6.
Keep operating area clear of all persons.
7.
Do not overreach or stand on unstable support. Keep good footing and
balance at all times.
8.
Follow the maintenance instructions specified in the manual.
9.
This product is provided with a Ground Fault Circuit Interrupter built into the
power cord plug. If replacement of the plug or cord is needed, use only
identical replacement parts.
10.
Do not touch plug or outlet with wet hands.
11.
Avoid accidental starts. Move switch
disconnecting cord to electrical outlets.
12.
Water spray must never be directed towards any electric wiring or directly
towards the pressure washer machine itself
13.
Never carry your pressure washer by the cord. Do not pull on the cord to
disconnect from the outlet.
14.
To prevent damage, the cord should not be crushed, placed next to sharp
objects, or near a heat source.
15.
Check power cords before using. Damaged cords can reduce performance of
pressure washer or cause a fatal electrical shock.
to the OFF
position before connecting or
, as
fatal electric shock may occur.
4- ENG
16.
The narrow pin point stream is very powerful. It is not recommended for
use on painted surfaces, wood surfaces, or items attached with an adhesive
backing.
17.
Keep operating area clear of all persons and
18.
Always use both hands when operating pressure washer to maintain complete
control of the wand.
19.
Do not touch nozzle or water spray while operating. Never place hands in front
of nozzle.
20.
Wear safety goggles while operating. Wear protective clothing and footwear to
protect against accidental spraying.
21.
Disconnect power plug from the outlet when not in use, and prior to the
detaching of the high pressure hose.
22.
Never tie knots or kink the high-pressure hose as d
the high-pressure hose regularly. Replace the hose immediately if it is damaged,
worn or shows any signs of cracks, bubbles, pinholes, or other leakage. Never
grasp a high-pressure hose that is leaking or damaged.
23.
Do not operate or store this product in temperatures below 40°F (4°C). Freeze
damage is not covered by the warranty.
24.
Carefully observe all chemical instructions and warnings before using. Use only
approved pressure washer cleaners. Do not use bleach, chlorine, or any cleaners
containing acids. Always follow manufacturer’s label recommendations for proper
use of cleaners. Always protect eyes, skin and respiratory system from cleaners.
25.
The pressure washer should not be used in areas where gas vapors may be
present. An electric spark could cause an explosion or fire.
26.
To minimize the amount of water getting into the pressure washer, the unit
should be placed as far as possible from the cleaning site during operation.
27.
To prevent accidental discharge, the spray gun should be secured by locking
the trigger when not in use.
28.
To allow free air circulation, the pressure washer should
operation.
29.
Never touch, grasp, or attempt to cover a pinhole or similar
t
he high-pressure hose. T
penetrate skin.
30.
Use only hoses and accessories rated for pressure higher than your pressure
washer's psi. Never use with any other manufacturer’s accessories or
components.
31.
Never defeat the safety
32.
Do not
operate
machine with missing, broken, or
33.
Never spray flammable liquids or use pressure washer in areas containing
combustible dust, liquid, or vapors.
WARNING: Risk of injection or injury. Do not direct discharge stream at
persons.
he stream of w
features
of this product.
animals.
amage
is
under high pressure an
ater
unauthorized
could result. Inspect
not
be covered during
sized
water leak on
d will
parts.
save these instructions
for future use
GROUND INSTRUCTIONS
This product must be grounded. If it should malfunction or breakdown, grounding
provides a path of least resistance for electric current to reduce the risk of electric
shock. This product is equipped with a cord having an equipment-grounding conductor
and a grounding plug. The plug must be plugged into an appropriate outlet that is
properly installed and grounded in accordance with all local codes and ordinances.
5 - ENG
WARNING: Improper connection of the equipment-grounding conductor can
result in a risk of electrocution. Check with a qualified electrician or service person if
you are in doubt as to whether the outlet is properly grounded. Do not modify the
plug provided with the product if it will not fit the outlet installed by a qualified
electrician. Do not use any type of adapter with this product.
Power Supply And Electrical Info
GROUND-FAULT CIRCUIT INTERRUPTER PROTECTION
The pressure washer is factory-equipped with an electrical cord and a Ground Fault
Circuit Interrupter (GFCI) power plug. This device provides additional protection from
the risk of electric shock. This cord should only be connected to an electrical outlet
installed in accordance with local safety regulations. Should replacement of the plug
or cord become necessary, use only identical replacement parts that include GFCI
protection.
NOTE: The power supply must be 120 V, 60 Hz, and a minimum 13.5amp
dedicated electrical circuit.
A. Inspect cord before using. Do not use if cord is damaged.
B. Keep all connections dry and off the ground.
C. Do not touch plug with wet hands.
D. The pressure washer is provided with a ground fault circuit interrupter built
the power plug.
into
If replacement of the plug or cord is needed, use only identical replacement
parts. Contact customer service for proper replacement parts.
WARNING: Test GFCI before each use. DO NOT use pressure washer if test
below fails.
GFCI Test Procedures:
1. Plug GFCI into power receptacle. Indicator light should illuminate.
2. Press test button (X). Light should turn off.
3. Press reset button (Q) for use. Indicator light should illuminate. Do not use if above
test fails.
W
X
NOTE: The GFCI must be reset each time the pressure washer is connected
to an electrical outlet. Reset by simply pushing the reset button on the GFCI power
plug.
DO NOT USE AN EXTENSION CORD WHILE OPERATING THE PRESSURE
WASHER.
WARNING: To reduce the risk of electrocution, keep all connections dry and off the
ground. Do not touch plug with wet hands.
Q
save these instructions for future use
ASSEMBLY
Sanitizing Mister and Pressure Washing System
6- ENG
1. Slide the handle assembly (H) onto frame (F). Align handle
assembly holes with frame holes. Insert saddle bolts (R) and
secure with knobs (R). Tighten until snug.
H
CAUTION: Risk of personal injury. Avoid placing
hands between handle and frame when assembling to prevent
pinching.
For mister mode, attach high-pressure hose (G) to mister gun (C). Make sure
2.
R
F
connection is secure.
For pressure washer mode attach high-pressure hose (G) to spray gun (I). Make
3.
sure connection is secure.
4.
Connect wand (E) to spray gun (I). Make sure connection is secure.
Remove the four colored quick-connect high pressure nozzles from the plastic
5.
bag and insert them into correct grommet on the nozzle holder. Nozzles are color
coded to match colored nozzles on panel assembly.
NOTE: The high-pressure pump was filled with oil at the factory. Always check
oil level before using (refer to Maintenance
for more information).
OPERATION
Selecting misting and pressure washing modes
Adjusting the dual-action metering valve will allow you to switch between misting and
pressure washing modes (see illustration below).
Turn the dualaction metering
valve full
clockwise for
pressure
washer mode.
Turn the dualaction metering
valve full counter
clockwise
for mister mode.
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