MASSEY FERGUSON Ski Whiz 300S User manual

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IDENTIFICATION NUMBERS
The chassis ide ntUication pl ate is attached to Lhe
left side of Lhe chass is, Pi g. A, jus t behind the chain
case. The engine ldenttrication pla te is attached tO Lhe
lower left side or Lhe blower housing, Ptg. B. R ecord
dlese numbers In Lhe spaces provided be low aJld refer
to them whenever requesttng pans or service4
MACHINE MODEL NO.: -- --- -- - --
MACHINE SERIAL NO.: - ------ ---
ENGINE MODEL NO.: - --- - --- -- -
Fig. A. - Choui• Identification No .
Fig. 8
·Engine Identification No.
INTRODUCTION
MP Ski Whi~ Snowmobiles are rugged, versat11e ma-
chines. designed for winter wor k or play. They will op-
erate ef!lclcntly to beavy or llgbt snow, on level or hilly
<erra ln and are ""cepoonally stable under widely vary-
ing eonditlons.
Three different models and tllree, 2 cycle engines
are avatlable: 300 S - (292cc) 18.5 ~tp • ; 350 SS -(336
cc) 22 hp•: and 500 SST - (443.8 cc - twin cylinder) 29
11p • . Operaung ond main " ' nan c e insauctlons for aU
models are stmllar. When differences do occur , tbey
wtll be -ed In this MonUil.
Durtng ""' first 20 hours, operatton sllould be ex-
actly u p~ribed In this Manual. As soon u possi-
ble a.fter the 20-bou:r break-In period , the Ski Whlz
should be r eturned to the Milsscy-ferg\ISOn lkaler
where it was purchased for a check-up and servicing.
Genuine Massey-Ferguson Ski Wh iz pans should al-
ways be used when repairing or servicing these ma-
chines.
READ THIS MANUAL CAREFULLY BEFORE 01'-
ERATINO THE SKI WHIZ AND REFER TO IT REGU-
LARLY IN REOARO TO OPE RATI ON AND MAlNTl!-
NANCil.
When directions, lert or rlgbt are given, they ore
when at the rear, racing the front of the machine.
•Engine Manu!acwrer's Ratings at S500 RPM.
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OPERATION
BREAK-IN PERIOD (20 H ours )
~rate tbe $~1 WhiZ at approxunately ~500 to 4800
rpm (1/2 to 3/ 4 throttle) UJidcr llgtn to medtum loads for
the first 21) haure. The Ski Wblz should DO< be operated
at full thr«tle at any time dunng the break-In penod.
Mer approximately 20 bours. r:eturo the Slt Wboz to
tbe Muoey- Pergu-. Oulusblp •ilere It was ptrcb;ased
(or a "'"'viCe ched ud adjUStments.
CONTROLS
Thro ttl e Contro l
The dtrortle control ts located on the ngllt banclle
bar, Pte. 1. Preulng on tbe m-tte control tocreas<'s
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enl!'lne apeed. Rele;ostng the control decreases enctne
apeed and cauaes the convener to shut onto oeutral.
qul<kly atOf'l'log tbe macbtne.
B ro ke Control
The brake contrOl Ia located on dte lefi handle hat.
~reu1111 tbe control engages dtc brake. WbeD the
control Ia reluaed, tbe bra~ dt.....,..ges.
NOTE· 1ltn><tle ud brake caatn>ls are ad-
jaaable 10 ail lachrldual prefereace. See tbe
Ad)tM mts'' secuca.
l1 nlt l on Sw it ch
Tho l&nltton awttcb "'a ley-oper.ned type, located
In tho cen~r or tbe lnst:rument panel. It has four poel-
tton•: ''ott"'. ''Ugbta''. ••onH •nd .. stan··. The key
mu..t be turned to the ''on'' posttloo to sun tbe engll>e.
Tumlllg to the "orr'' posttlOn llluts ore the enJ!lne. Mer
the ""II"'" ta tlUUiutg , the key should be turned to the
"haftta" po.ittoo d ll!lllts arc requtred.
Choke
The doo~e control Is located on the nght side or the
ln .&trumcnt paocl. When starting on cold days, or uru.!r
the Ski Whiz hus been stopped for a reasonable period or
time, tho choke should be ust'<l to make 8tarting co•icr,
Refer to the section on "Starting" .
Re coil Stort Hondle
The recotl stan bandl" •~ located just to the rip
of the lnstNment paoel. l'lilllng out .., the handle wrn•
the etllflne. :.;.,,.,,. relcue the band!~ lind all- •t to Oy
bacL. Hold tbe handle ODd allow the cable 10 gradually
• J -

rewind. If the bAttery 11 lnx t lv e on o machine equipped
w•d\ ~l«trlc atart (eccusory), the m:mual stan may be
used wltlloot Interfer ence.
1'0'1'1!: U the c able or rewiDd sprlDg becomu
brotaa or foul ed . • emetg y -nlq p>lley
may be lllled. Remove the blower -.tq aad
wl8d a rope a.-.! tbe polley , P' lllng abarply
.. tbe rope to N m the "''&fn". 'The cable or
opnq aboWd be repaired or replaced aa -
u poee<ble, ldlllg the emexgc:a:y system ..t y
--eded .
Think Twice When Neo r Thin lee.
.~ .
El
Jr
SAFETY SUGGESTIONS a
Jr
1be Sltl Wblz waa clestgned wltb aafery In mlod.
llowcwu, elace •t Ia a blgl>-speed vcblc._, care aod
commoa eeaae obauld be used In ils ~·
Before operat•lll tbe Sb Whiz at blgb apoecl, be·
come tbonlliJIIIy famtltu wltb its c:oatrals aad haodll"'
<Mracteri«IU. Spec tal arrrmioa sbould be JIYU to
~teer~. u It dittera abarply from that ot wbeeled ,...
blclu.
• Nevu eccelerate qutc:.tly wltb perscliUI c~e bebiDd
tbe macb!M. 'The drl.., rad may tbrow rocb or
Ice partlcl ... wltkb could cause iD jluy. Do - attempt
aba'1' turu at bleb op'' ls wbeD oa llgbt- or Ice.
• Operat• wltb c are Ill wooded a.reu , notdllo& l•<r
roe b, ci-Jy spaced aees, low b.J.ng\111 limbe or
......... drop-off•.
• Be , ... plcloua of deep drl!ts. 'They could bide a cll lf
edp or other trape for the unwary.
• Operate c autlouely on glare Ice or other ollck out•
la c.,. until familiar witb macbloe handling.
• Alwayo keep both hands on tbe steerin g handles when-
ever tho Ski Whl ~ Is In motion.
• Never touch co ld meta l wid\ bar e sk in. Mu ch ortho
Ski Whi z cover ing Is made oC Cl . ber gla u , but warm
h•nc!• ca n otlck to co ld metal paru, cauolulf palni\Jl
ln)u
ry.
• T rallllllf teet can cause leg lojutics. K cep feet on
twilling boards at aU tlmu.
• F or mulmum eatery, o belm<!t Is recommeodod.
• 5 •

• Never work on the Ski Whiz. when the engi.ne Is ru n·
tng, except durtng carbu: reto r adjustm ent.
• OJe to gl a_re from snow. Vlsion may be tmpalred
ternpor.arlly. Operate caunous ly untO accustom ed
to bnght •un.
FU EL
Tbe Ski Whiz mus t ne..-er be operaled oo plato guo-
hoe. A m<XIlln. ot regular gasoline and SA£ 40 two-
c:yc le engu"' oil muat be used. The gasoline """ oU
mu.st be well mlxed wbea. reasonaNy warm (at I~
;,('/> F.) oo !hot the 11UX1Ure will DOl sq>arate when leA
SUJ>diag for lcmg pertodJI o! nm.. .
Mix the p.ooline """ twi)-Cyele engine oil u a rauo
of 20 paru guohne to one ool, or live gall0<1s ot gaso-
line to ...., quart oU, tborougbly mixed. If lldclulODal
gaf')llne or oll Ia adcled to previously mix ed fuel, the 20
to one: ratio must ah.oay:s be rnal.nuin ed and fuels must
be thoroughly mixed. Use ot fuels ,.iltdo are- mtxed
thoroughly at proper rat1o can quickly ruin an eo.gtne.
Use any of th e followtJIJl oils, or their equivalent:
MP Two-Cycle Engine Oil - Part No. 841 614 Ml
(U.S. q t.)
(Available from Ma ssey -Ferguson Dealers)
Putt No. 8416 15 Ml (Imp. qt . )
Amcrlcan Otl Co. -New Amertcan Outboard Motor
Oi l
Empok In dustries , Oma ha, Nebraska -T ech Lube
Cycle 01 1
W
estland Oil Co. , Mulot, N. Dal:. -It asca 2 Cy-
cle Motor Oil, SuUlx P
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IMPORTANT: Running the Sl:! Whiz when It to
low on fuel may t:~use serious engine damage.
Sbould c:nglne operatJ0<1 become
erratl e, shut
oU eoglne and determine II low fuel oupply Is
the auoe. U It Is. fill tank befon. ...,8Ullllng
~rotJO<I .
Sl AR TI NG
Whenever
me m~cbn~e lS stored outstde, m.:a.ke cer·
t~lo the track Is DOt frozen to tbe ground before •t·
tempting to -.r the engtne. See Ftg. 2. Before
start:i.IIJ, tUt rhe mec-bine sbarply to m.a.ke ceru.1n the
eDtire tntck •• broken tree. To su.n tbe eogtne, pro-
c«d u follows:
Fig. 2 - Breaking Maeh;ne Loose lrom leo
CAUTION: Release the throttle quJcl:ly
after engine starts . U engine speed 18 too
blgh, the mnchlnc will move wh.,. the en-
gln.e starts.
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L. Turn the key to the .. srort .. position.
2. PUll choke out approximately hal! way.
3. Squeeze llmmle control shgbtly (approx lmowly
1/4 open).
4. PUll gradually on tbe stone r handle until resta-
aoce is felt, then pull &b;lrply to rurn the engtne. Hold
oa to tbe ouner hilndle and allow tbe cabl" to rewtncl
slowly. Mer lint pull, "" eboi<e half 1R)' t~Je,n pull
starter hilnclle.
S. As - as tbe "DJJ'De stan:s , release tbe thn>e·
tie cmtre>l Lilli allow me, en:;pne to Idle untU it .,..,,.,.. up.
6. AdJUst the cbOI<e u needed and operaie ot[I)C)d.,.--
..., speedunul me, eng~ne ~ oormaloperotmg ..,.,.
pera~~~re.
Cant l eu Trave l Con tv4.oke Yoo Unrovell
• 8 .
ADJUST MEN TS
Allllougllallcomponenrs or the Ski \Vh lz are careful-
ly assembled one! odjus ied at the factory. and chec k ed
.,d pre-delivered by the Milssey- Fe,rgusoo Dealer, od·
ju$UI14!nt wtll eve.nru.ally be reqUired, due to weu. Due
to dtUttrcnc.es an operator"s tecb.niques anduses to wtuch
the rnachlne may he put, ao specifk: rt"COmrneodauons u
to operating penods are made bef ore SIKh adjustments
are to be checked.
Dri ve Cho in Tens i on
~ m.. dnve cbaul c...-er oo tbe lett olde of tbe
machine, and check cblUD ""'-Siaa. If tbe c!Yin ta -
taut, tlghtm .,. follows: Looseo two bOlts 00 tbe nglll
~nd rwo at lbe nght rear or the bearulg block. Push "P
oa lbe clrl•e •hall. tnolde the cb3lD ~. until tbc cbatD
•• taut. M~lnta•n cbaJn tightneSs and reugbtea all lour
bOiu. R<.-plxe CO\'C.r securely after adjustillg cbat.n.
See Ftg. J.
FiiJ. 3 -Chain Tensioo Adjustment
• 9 •

fig. 4- Trod< Ten5ion Adjustment
Trock Tena lo n
The track ahOJld be ugllt enough so that It mlln-
u.ns Ill proa>er position when m operaoon. All pana
of the track, under the bogey wheels, must be In con-
tact wlt.h the ground. After tightening the track until It
Is taut, c h ~-c k to make: sure It co ntacts the ground under
all bogeys. Rolse r cor of moc hine to check trock. Ap-
proximately I" cl co rn.n cc should exis t between cc m cr
bogey wheels und Inside of track . M easure the t.hreou
of each adjuallng boll to mokc sure it is adjust~'<l equa l-
ly on each side. Tighten locking nuts alter adjuMmcnt
ls made. Sec (11¥· 4.
Sid Alig n Ment
The •~•• hOJid be puallel oa each other, or IMd In
sllJb&.ly. '-lea tun: w d"t.mce beor.-een skla at the froc11
and rur cdJietl. If the moa .. remelllS are aot the ume,
• Iii •
Fig. 5 - Ski Aliii"'Mfft
loo...n the locblut and turn tbr toe rod In or OJt. Repeat
•t other al•. adJUsnng bodl skls so thAt the ue rod length
11 the &~me on eacb side. Mer adjuatment Is c:om-
plt"te,
mo~c sure locknuts ace securely lightened. See
l 'tg . 5.
W eight Oh t ribu t ion
11•c Ski Whiz has an exclusive weight distribution
eyatem. it Is adjustable at two points: 1 kl aaddlcs , •n
the front; and at the r ear suspcnalon arma. This ad-
)uetmcnt perm us changing band! lng cha r;&c:terlatlca to
mtet wlllcly varymg snow condltlona.
,\t one end of the adJUStment rAiliiC, bandllna 11 ex-
cC!IIent on hard pa<:kcd sn- and at the otbr r C!nd ol the
raJ~KC, operanoa IS supenor to deep, 11<>lt aDOw. lnutt-
mc-dt~t" poomons unprore baDdl~ Wider coadtttona be-
rwt'Cll lhe.'c: rwo excreme$. Sc:e FIJ. II and 7.
-11 -

Poe rnQJCimum maneuverability In hard p:u:ked
snow, position the skis In tile rear boles oC tbe s ki sad -
dles. Depress tile front of the ma.chlne wben removing
tbe sk is to take the pressure o[C tbe saddl . es . After the
skis bave been r eposldoned, m ake su re tbe cotter plrus
are agatn spread. Loosen tbe jam nuts and back olf tbe
bolts on tbe rearsuspensloa to allow the rear ol tbe ma-
cblne to rise. Through such adjustment. most of tile
machine and operator ,...,.gbt rests oo the skis and r,.u
of tbe track, puml tt lng Improved handling at blgb apooecl
Oil bard ·-.
Fig. 6 ·Weight Diuri-
bull on -Trock
Fig . 7- Weight Di•tri-
bution - Skh
Por b<lncr handling on soft or deep snow, position
sk is at the (ront holes and scre w in the rear suspc n sl<>n
bolt s. This provides more uniform we ig ht distribution
for good speed. Improved handling and superior hill
climbing In deep •now .
Alter a reasonable :unoont of experience driving th<!
Ski W hiz and making these adJustments, operatOrs wt U
easily hnd the most suitable adjustments to match thc•r
driving tcc:hnlques under a variery or snow conditions.
- 12 -
Thr ottle and Brake Controls
The Ski Wbtz is equipped with adjustable throttle
and brake control l evers, Ptg . 8. To change tbe posi-
tion of the levers, loosen tbe socket head scuw:rews m
the lever plvoc blocks . The levers may be moved In or
out or turned to meet indtvuluaJ r equirements. Cue
should be ta !<en to make sure tbe cable$ are no< twi steel
enough to cause tbe coocrols to bind.
The Sla WhiZ is delivered with tbe control levers
towud tbe rear , for thumb operanoa. II rumcd for-
ward, the)• ue posloooed for Cinger contrOl.
NOTE: l!dore operatlag. c:heet throttle cabl e
aDd coatrol for freedom of movemem. Should
tbl"OUle slick, mate sure COiltroll eve r mov es
f......ty OJid «bbe is not blJ>diJ> g due to nr tstlllg.
CAUTION: Inexperien ced o perat ors may
have a teDden cy to grasp tbe th ronle coo-
trol when !s.clllg a dangerous alruedoa.
Due to this o orm.al r~ctioo. It Is wi ser to
position tbe throttle caarro l for tbumb op-
era ti on undl thoroughly experien c ed with
tbe operating characterladcs of tbe Sld
\VhJ%.
fig. 8 - Throttle and Broke Control AdjU1tmen1
- t3 -

LUBRICATION AND MAINTENANCE
LUBRICATI O N
The Ski Whiz was designed for minimum mainte -
nance, however, lubricati on is occasional ly requ ired.
Lubricate at the following locations and at the intervals
stated . See Diagram, Fig. 9.
Take care to ke ep oils and greases from be l ts and
track . Always wipe off oils or grease if accidentally
spilled. Do not over lubricate at any point.
Wear Plates (No. 1) - Every 30 hours operation.
Grease liberally with general pu. rpose, lithium base
grease .
Sp.ring Pivots (No. 2) - Every 30 hours operation.
Oil with SAE 5W-20 or lOW-30 motor oil.
Steering Shaft -Bottom (No . 4) -When needed. OiJ
occasionally with sAE 5w -20 or lOW -30 motor oi l.
Sprin~Spacers (No. 5) - Every 30 hours. Oil liber-
ally with AE 5W -20 or lOW -30 motor oil .
Brake Pivot Points (No.
6)- When needed. Grease
with generBJ purpose, lithium base grease.
Steering Shaft - Top (No . 7) -When needed. Oil
liberally with SAE 5W-20 or lOW-30 motor oil.
Chain Case (No. 8) -Cbange oil after first 15 hours
operation -- iliereatter add o il when needed.
Keep
chain covered at bottom of case with approx-
imately 1'' SAE 80 trans m ission oil. Wh en changing
after break -In, 4-l/2 ozs. will fill case to proper level.
- 14 -

fig. 9 - Lubrication Diagram