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ing service, rated at — brake h. p. at
revolutions per minute, with —— lbs. initial
steam pressure (above the atmosphere), --
lbs. back pressure, and cutting off at --
stroke. When operating at its full rated load
under normal and regular working conditions
Seach
the Š

{ engine shall be guaranteed not to
exceed a steam consumption of —— lbs. of dry
steam per brake h. p. and per hour. The speed
variation between no load and full load shall
be guaranteed not to exceed — per cent.
| Each
The Š

{ engine shall be provided with 1-- pulleys ) Ta band flywheel Š - in diameter by — face.

All material and workmanship shall be of the highest grade; all parts accurately made to standard gauge and interchangeable; all moving parts carefully balanced; all valves and packing free from leakage. They l oh

hall operate noiselessly and withIt s out pounding or vibration when set on suitable foundation.

the highestà gauge and balanced; al

\ Each l or (The se

· engine shall be provided with all 195. Fittings. necessary foundation bolts and plates, lubricators, oil cups, cans, drips, guards, collectors, steam and exhaust valves, safety cocks, etc., and a full set of wrenches and spanners.

Also with the necessary pipes, valves, and attachments, permanently connected with the engine, for taking indicator cards from both ends of the cylinder (at once). Indicators to be furnished by (the purchaser).

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oil filter(s) (each) having a capacity

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198. Founda

tions.

purchasers

of —–, laià

198. Founda- The foundation(s) for the(se) engine(s) shall be built by the

S contractor

3 --, and shall be of sufficient length, width and depth to safely and firmly sustain S their ,

{ weight and all strains to which

I contractor; the height

el subjected. All necessary exca7 it is vating or filling and the removal of all débris shail be done by the }

o purchaser; } of the floor line above the ground is —– The foundation(s) shall be surmounted by (a) neat capstone(s) of --- upon which the engine(s) shall be placed. (If capstones are not specified, each engine should be provided with an iron sud-base or bed plate.) The foundations shall be of such height that the driving pulley(s)

s clear of will swing 1 below

the floor -

5 (Character of the soil should also be specified.)

Plant and In

(Note.-If this contractor furnishes plant 199. Starting complete, this section can be put before final struction. summary.) When the engine(s) are ) o plant 5 Tiss

ready for operation Sthey ,

it 5 sh

· shall be run for a period of —— days by competent engineers furnished by the contractor. All oil, waste, etc., and a sufficient supply of

f dry steam

a suitable fuels be furnished by (the purchaser).

This contractor shall also give all necessary instructions to the engineer of (the purchaser) for the proper care, maintenance, and opera

Sengine(s), ļ such instructions tion OL the 1 plant, s to be given during the trial period stipulated above.

will

200. Belts.

( double leather, endless, solid)

per-
forated
link

į belts,
rubber
cotton-leather

rope, etc.,
free from defects of any kind, -- in width
by — in length, and capable of transmitting
- horse-power at a belt speed of --.

Such renewal parts as it is advisable to keep 201. Renewal on hand, adding hereto an itemized list of Parts. same.

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202. Summary. (See Note.-P. 47, sec. 27.)

Each bidder shall fill out completely the fol-
lowing summary:
Number of engines . .
Size of cylinder . . . . . -
Diameter of steam pipe . . . -
Diameter of exhaust pipe.
Floor space . . . . .
Brake horse-power at --- revolutions,

-- initial steam pressure, —-back

pressure, cutting off at —— stroke
Speed .
Variation betiveen no load and full

load . . . . . .
Number of pulleys . . . . -
Dimensions of pulleys
Steam consumption per brake horse-
power and per hour . i .

(turned steel
--- of hammered iron { shafting ––

(etc.
in diameter.

(floor stands,
drop hangers, ļ complete with adjust-
post hangers,

(pedestals, etc.)
able, (self-oiling) boxes, base plates, bolts,
Height from

floor to etc. Drop from ceilings

to centre line of shaft --.

Stapped for set screws
Shafting to be

o provided with key seats 5 for the pulleys specified below, and (provided) with all necessary collar3, guard rings, etc.

203. Counter

Shaft.

204. Pullers.

(plain cast iron, )
split 66
plain wood, } pulleys accurately
split 6

grooved, etc. )
bored, turned, balanced, and provided with
| set screws.
7 key seats and keys. $ Pulleys to be -- in
diameter by —- face, and capable of trans-
mitting --- horse-power at —— revolutions.

--, -- arm, balanced friction-clutch pulleys, -— in diameter by —— face, and capable of transmitting -- horse-power at -revolutions. Each pulley to be provided with a -- shifter rig, to be operated from --. The clutch must pick up the load without shock or jar, and the shifter rig must be positive in its action, not liable to get out of order, free from any tendency or liability to be thrown in or out accidentally.

(-- friction-clutch couplings, cut-off couplings, compression couplings, plate couplings, jaw clutches, etc.)

tions.

(Note.-Specify character of foundation 205. Foundaupon which shafting is to be placed, whether special foundations of brick or stone, floor timbers, wails, ceilings, posts, etc.)

--,--, -- front boiler(s) (each) rated at 206. Boiler(s). -- horse-power.

The boiler(s) shall contain not less than -- of effective heating surface and -of grate area per rated horse-power. The

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