MyTana MV80 User Manual Download Page 3

PG  3

Pumps  
•  Remove “shipping” plug on top side of pumps and 

replace with vented plug.  This is very important 
for the proper operation of the pumps. 

•  Do not store or run the pumps on its side or at a 

sharp angle, since oil can run out of the vent plug.

Environment   
•  Use caution in confined, wet areas. Drain cleaning 

professionals often work directly through non-trapped 
openings into sewers — make sure that there is adequate 
ventilation into the work area. 

•  Neutralize or remove corrosive drain cleaners from drain 

before starting. 

•  Do not operate machine in areas where combustible 

gases, liquids or dust are present. Fire or explosion may 
occur.

Keep bystanders or unauthorized persons away  
Insist they keep a safe distance before operating  
high pressure equipment.
•  Never hold on to nozzle or point it at anyone with 

machine turned on. High pressure water streams can 
cause serious bodily harm. 

Always insert hose at least 3'- 4'  into pipe opening and 

hold onto hose before turning the machine on.

Shut the machine down: 
•  When changing nozzles, hose or reels.
•  Before disconnecting water supply. Running a water 

pump “dry” will seriously damage the water pump.

•  If it will be unattended.
•  If machine fails to run properly.

Common Sense  Don’t operate equipment while smoking, 
under the influence of drugs, alcohol or if taking medica-
tion that alters alertness.  
Keep all labels, decals, warnings, cautions, and instructions 
with machine. For new decals or labels contact Mytana.
•  NEVER spray flammable liquids or toxic chemicals (such 

as insecticide or weed killer)

•  NEVER run acids or hard caustics (such as lye) through the 

pump. (Only water!)

•  NEVER use chemicals or agents that are not compatible 

with the Buna-N and PVC (polyvinyl chloride) or neoprene 
covering of the hose.

•  NEVER clean the machine using its own spray.  

The machine is water-protected, but not water proof. 
High-pressure spray could damage machine components.

Gas Jetters

•  Operate machine in well ventilated environment. 

Exhaust fumes can be potentially lethal to the 
operator.

•  DO NOT allow flame or sparks in the area of operation.
•  DO NOT refuel engine when it is running or hot.  

Spilled gasoline or gas vapor can ignite if it comes  
in contact with hot engine.

•  Be careful not to touch engine block or the manifold/

muffler during operation. These areas will become 
very hot during normal operation. 

•  DO NOT operate the machine with the air cleaner 

cover removed, this can cause a fire.

•  DO NOT lay jetter unit on its side or tilt it backwards 

more than 30° when transporting. This can cause gas 
to leak out the cap vent. 

DO NOT fill the gas tank all the way. Leave 
several inches of space between the gas and the 
top of the tank to prevent gas from leaking out 
when transporting.

Use of diesel fuel in the gas tank may damage the 
engine. In case of fuel spill use a cloth to clean up the 
spilled fuel and move the machine to another area 
until all vapors have cleared.
Gas jetters that are ordered with an electric starter 
package will have a battery attached. Batteries contain 
sulfuric acid. Avoid direct skin contact. Wear protec-
tive gloves, clothing and eyewear when handling your 
battery!

Maintenance 
•   Keep machine clean and dry to maximize perfor-

mance and longevity. 

•  Follow maintenance schedules such as changing oil, 

check for weak spots, slices or cuts in hose, keep inlet 
screen clean, replace nozzles when worn. 

•  Keep antifreeze in hose and pump in freezing  

temperatures. 

•  Additional maintenance details follow in this manual.

Safety First!  Instructions and Precautions

Vented 

Plug

Read Shut Down 

instructions on pg 7.

MyTana    MV80  |  MS80   User Manual

Summary of Contents for MV80

Page 1: ...Quality Sewer Drain Cleaning Equipment since 1957 800 328 8170 Factory Direct Customer Service M F 7am 5pm CST Competent Polite Clear www MyTana com 746 Selby Ave St Paul MN 55104 fax 651 222 1739 Use...

Page 2: ...ter back toward the operator at a 20 to 45 degree angle This backward stream propels the sewer nozzle and accompanying hose forward into the sewer line and also cleans the walls of the pipe Jetting pu...

Page 3: ...polyvinyl chloride or neoprene covering of the hose NEVER clean the machine using its own spray The machine is water protected but not water proof High pressure spray could damage machine components...

Page 4: ...diameter of the hose the greater of loss of pressure per foot will be The MS and MV80 jetters are optimized for 250 of 3 8 hose The orifices holes in the nozzle affect pressure Over time water pressu...

Page 5: ...n or to retrieve a stuck hose See more in Care Tips section page 7 Garden hose hook up Throttle Choke Electric Start Jumper Hose Ball valves Pressure Regulator Unloader The regulator unloader both reg...

Page 6: ...rotate the loop 90 to 180 until the hose advances If the hose still fails to advance switch to a smaller diameter hose Once you are through that area pull back and pass through several times to ensur...

Page 7: ...ze into pump and hose as part of your shut down procedure Simply insert a short length of garden hose into a gallon of antifreeze turn on pump an run until you see antifreeze coming out of the nozzle...

Page 8: ...r O rings Change oil at regular interval Inadequate water supply to pump creating a vacuum lock Ensure adequate tap water supply clear inlet filter Oil leaks Worn pistons and or leaking crank seals cr...

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