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S140131                                                                                             Mentor-G V3  

VII.  FLOATS INSTALLATION AND SETUP 

If you are considering flying your Mentor-G V3 with optional FLOATS, you may wish to see our 
YouTube video at 

http://www.youtube.com/watch?v=PgHPmFH4FOc&lr=1&feature=mhum

If you are not yet experienced at setting up a float plane, we recommend you review the detailed 
floats instructions written for our profile P-47 and P-51 on pages 9 through 11 in the instruction 
manual found on-line at 

www.maxfordusa.com

We offer the following tips to help clarify the instructions packaged with the floats … 

1.

 

The steel struts provide strength and durability. Trace the hole-pattern from 
the ends of the aluminum spreaders to drill mounting holes in the struts. 

2.

 

After you have attached the spreaders and struts to the floats, install an extra 
layer of plywood inside the fuselage to reinforce the strut mounting points. 

3.

 

Position the floats’ 

STEP

 approx. 1-inch behind the Mentor-G’s center of 

gravity. Drill two holes through each front and rear strut and through the 
fuselage at approx. 8 1/4 and 21 inches behind the front edge of the fuselage. 

4.

 

Securely attach the struts to the bottom of the fuse-
lage with mounting bolts and blind nuts. 

5.

 

Use an EZ Link Connector to attach one end 
of the rudder’s control cable to a spare hole 
in the control arm of your Mentor-G V2’s 
rudder servo. 

6.

 

Guide the cable in its housing forward from 
the rudder servo along the fuselage, the 
smoothly bend the cable/housing to the aft-
end of the right-side float, then use 2-piece 
plastic clamps and a nylon wire-tie to secure 
the cable’s position.

 

VIII.  SETUP AND ADJUSTMENTS 

1.

 

For initial flights set the M

ENTOR

-G

 

V3’s center of gravity (CG) at approx. 3 3/4-

inches back from the leading edge of the wing. If necessary, move the batteries and/or 
add weight to the nose or tail to ensure the CG is correct. 
(Hint:  Once you have determined the final position for your CG, you may secure both 

the engine’s and radio’s batteries in place with double-sided foam tape and pack 
some scrap foam rubber into the fuselage’s nose-area around the batteries and fuel 
tank to help secure these items against vibration.) 

2.

 

Check the Mylar covering material’s joints and surfaces; if necessary, carefully use a 
dedicated covering-material iron to secure the edges and to tighten any loosened areas. 
Recheck and retighten from time to time. 

3.

 

Check/adjust servo centering, direction and end-point adjustments. When you pull the 
right stick toward you, the elevator should deflect upwards; push the right stick to the 
right and the right aileron should deflect upwards and the left aileron should deflect 
downwards; push the left stick left and the rudder should deflect to the left as viewed 
from the rear of the fuselage. Review your radio’s instruction manual if you require 
assistance with any radio-related setup and/or servo-adjustment questions. 

4.

 

For initial flights set all linkages for near-max. possible deflections. If you are using a 
Computer Radio: soften the aileron’s and elevator’s control throws by applying 30% 
exponential. 

Page 9 of 10 

Toward the nose

Summary of Contents for Mentor-G V3

Page 1: ...h a high quality thoroughly tested model airplane kit with assembly instructions However the quality and capabilities of your finished model airplane depend on how you build it and your safety depends on how you use and fly it Any testing or flying of this model airplane is done entirely at your own risk 2 Assemble the model airplane according to these instructions We recommend that you do not alt...

Page 2: ...r suit you will not sue Maxford USA or any of its representatives If you do not fully accept the above liability and waiver you may request a return merchandise authorization number RMA as explained in item 2 below If you think there is a missing part or any shipping damage please read our after sales service and return policy as outlined below 1 Inspect your order upon delivery for any shipping d...

Page 3: ...main landing gear struts in the alternate predrilled holes add an extra layer of plywood some blind nuts a nose wheel a nose wheel steering servo and related linkages these optional items are not included V PARTS LIST 1 Items you must supply to complete the MENTOR G 5 minute epoxy glues Cyanoacrylate CA adhesives masking tape a high speed rotary tool and a few common hand tools such as long nosed ...

Page 4: ...r of the fuselage so the tail wheel s wire strut aligns at the centers of the aft ends of both the vertical stabilizer and the fuselage Measure 3 4 inch from the top end of the tail wheel s wire strut and bend the strut back toward the rear of the airplane at a 90 degree angle Attach the tail wheel assembly to the bottom of the fuselage with two approx 9 16 inch 15 mm long wood screws Apply thin C...

Page 5: ...e bottom of the fuselage b If you convert the landing gear to a tricycle configuration you may use scrap plywood to reinforce the more aft mounting position of the main landing gear on the bottom of the fuselage and you may use a spare opening in the servo tray for your nose wheel steering servo 10 Position the pushrod openings in the control horns directly over the hinge lines and drill holes in ...

Page 6: ...m a Z bend in one end of the 13 inch long throttle pushrod Insert the pushrod almost fully through its opening in the firewall leaving approx two or three inches exposed in front of the firewall 20 Select a servo control arm for your throttle servo that will provide enough pushrod travel to go from full throttle to just below idle i e throttle cut off Ream the hole in the throttle servo s control ...

Page 7: ...all engine connections As you bring the engine toward the firewall your first connection should be the throttle pushrod s Z bend then secure the four sets of mounting bolts and standoffs and apply Lock Tite or a similar thread locking compound NOTE EZ Link connectors may be used but are not included 32 Route the high voltage wire along the engine s left side between the cylinder head and muffler r...

Page 8: ...e plywood wing hold down plate then into and through the hold down holes in the wing 40 With the wing squarely aligned in the wing saddle drive these bolts firmly but not so tight that wood becomes crushed into the fuselage mounted blind nuts at the rear of the wing saddle Then carefully lift the airplane and lay it on its back on a soft surface 41 We recommend you add a short length of rubber tub...

Page 9: ... the cable housing to the aft end of the right side float then use 2 piece plastic clamps and a nylon wire tie to secure the cable s position VIII SETUP AND ADJUSTMENTS 1 For initial flights set the MENTOR G V3 s center of gravity CG at approx 3 3 4 inches back from the leading edge of the wing If necessary move the batteries and or add weight to the nose or tail to ensure the CG is correct Hint O...

Page 10: ...nnect both aileron servos and to snugly reattach but not over tighten the wing hold down screws into the blind nuts inside the fuselage X PRE FLIGHT CHECKS 1 Double check the security of the engine and make certain that all screws linkages clevises and other connections throughout the air frame are secure 2 Double check the control directions of the throttle ailerons elevator and rudder 3 As with ...

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