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AR210 No Thrust.

Rich Paradis

Active Member
Messages
2
Reaction score
1
Points
40
Boat Make
Yamaha
Year
2008
Boat Model
AR
Boat Length
22
When advancing the throttles on twin jets I only get an increase in rpms no noticeable fwd or reverse thrust. Can anyone advise what may be going on. It happened on both motors systems and they worked perfectly before …
 

JC6275

Jetboaters Admiral
Messages
1,268
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792
Points
252
Location
Clifton IL.
Boat Make
Yamaha
Year
2001
Boat Model
LS
Boat Length
20
Civication, check your impellers for debris lodged in them.
 

djetok

Jetboaters Admiral
Messages
1,745
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Points
262
Location
Edmond, ok
Boat Make
Boatless
Year
2015
Boat Model
SX
Boat Length
21
When advancing the throttles on twin jets I only get an increase in rpms no noticeable fwd or reverse thrust. Can anyone advise what may be going on. It happened on both motors systems and they worked perfectly before …
Clean out plugs locked in?

yamaha_sx210_cleaningport_2017.jpg
 

Dough

Jetboaters Captain
Messages
422
Reaction score
463
Points
222
Location
Lake Barkley
Boat Make
Yamaha
Year
2019
Boat Model
Limited
Boat Length
21
Put your plugs in!
 

Trevor Shipman

Jetboaters Captain
Messages
818
Reaction score
939
Points
217
Location
Charlotte, NC
Boat Make
Yamaha
Year
2006
Boat Model
AR
Boat Length
21
Gotta be the plugs. Make sure both engines are spitting water too (starboard side).
 

Rich Paradis

Active Member
Messages
2
Reaction score
1
Points
40
Boat Make
Yamaha
Year
2008
Boat Model
AR
Boat Length
22
Civication, check your impellers for debris lodged in them.
Thanks … I think you nailed it … prior to taking it to lift I checked plugs to be sure they were down nd locked … heard boat won't run if they aren't. Boat ran beautiful after installing new wear ring .. rpms and throttle positions matched beautifully … nice thrust … then next time someone went to take out no thrust .. suspect someone inspected plugs and didn't get them in right.
 

Scottintexas

Jetboaters Admiral
Staff member
Messages
5,807
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6,396
Points
482
Location
Corinth, TX (DFW)
Boat Make
Yamaha
Year
2007
Boat Model
AR
Boat Length
23
@Rich Paradis glad to have you on board,

be sure to look at the link in my signature below for common issues with your boat, especially the scupper valve,
 

Cobra Jet Steering LLC

Jetboaters Admiral
Vendor
Messages
5,865
Reaction score
5,348
Points
452
Location
Florida
Boat Make
Yamaha
Year
2021
Boat Model
Other
Boat Length
Other
that was an easy one
 
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