10.Check primary idler arm and two idlers to see that they rotate freely.

11.Be sure spring is securely hooked to primary idler arm and spring arm.

MOWER DRIVE BELT INSTALLATION

12.Install belt in both idlers.

13.Install new belt onto electric clutch pul- ley.

14.Carefully roll belt into upper groove of R.H. mandrel pulley.

15.Carefully check belt routing making sure belt is in the grooves correctly.

16.Reconnect R.H. suspension arm to rear deck bracket with retainer spring.

17.Reassemble R.H. mandrel cover.

18.Engage belt tension rod by pushing rod into locking bracket.

TO REPLACE MOWER BLADE (SEC-

ONDARY) DRIVE BELT

Park the tractor on level surface. Engage

parking brake.

1.Remove mower (See "TO REMOVE MOWER" in this section of manual).

2.Remove screws from R.H. and L.H. mandrel covers and remove covers.

REMOVE MOWER DRIVE BELT

(Refer to "TO REMOVE MOWER DRIVE BELT" illustration in this section of

manual).

3.Carefully roll belt over the top of R.H. mandrel pulley.

4.Remove belt from idler pulleys.

5.Check primary idler arm and two idlers to see that they rotate freely.

6.Be sure spring is securely hooked to primary idler arm and spring arm.

Secondary

REMOVE MOWER BLADE

(SECONDARY) DRIVE BELT

7.Carefully roll belt off L.H. mandrel pul- ley.

8.Remove belt from center mandrel pulley, idler pulley, and R.H. mandrel pulley.

9.Remove any dirt or grass which may have accumulated around mandrels

and entire upper deck surface.

10.Check secondary idler arm and idler pulley to see that they rotate freely.

11.Be sure spring is hooked in secondary idler arm and secondary spring arm.

INSTALL NEW MOWER BLADE

(SECONDARY) DRIVE BELT

12.Install new belt in lower groove of R.H. mandrel pulley, idler pulley, and center mandrel pulley as shown.

13.Carefully roll belt over L.H. mandrel pulley. Make sure belt is in all grooves properly.

REINSTALL MOWER DRIVE BELT

(Refer to "TO REMOVE MOWER DRIVE BELT" illustration in this section of manual).

14.Install belt into upper groove of R.H. mandrel pulley and around both idlers. Pull belt to front of mower to remove slack.

15.Reinstall mandrel covers and securely tighten all screws.

16.Carefully check belt routing making sure belt is in all grooves correctly.

17.Reinstall mower to tractor (See "TO INSTALL MOWER" in this section of

manual).

Idler Arm

Idler

L.H.Pulley

Mandrel

Mower Blade

(Secondary) Drive Belt

a.H.

Mandrel

SI "

Secondary

Arm

Mandrel

22

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Craftsman 917.27631 owner manual To Replace Mower Blade SEC Ondary Drive Belt

917.27631 specifications

The Craftsman 917.27631 is a robust lawn mower designed for homeowners who seek a reliable, efficient, and durable machine for maintaining their lawns. This mower features a powerful 21-inch cutting deck, making it capable of handling medium to large-sized yards with ease. One of its standout features is the 163cc gas engine, which provides ample power for tackling tough grass and uneven terrain while ensuring reliable starts and consistent performance.

The Craftsman 917.27631 is equipped with a self-propelled drive system, which allows users to navigate effortlessly through their lawns without the need for excessive physical strain. The variable speed control gives users the option to adjust the speed according to their preference and the terrain, ensuring optimal maneuverability. This feature is particularly beneficial for navigating around garden beds, trees, and other obstacles.

Another impressive aspect of the Craftsman 917.27631 is its 3-in-1 cutting capability. This versatile mower allows users to choose between mulching, bagging, or side discharge, providing flexibility based on preferences and conditions. The mulching capability promotes healthy lawn growth by returning finely chopped grass back to the soil, while the rear bagging option allows for easy collection of clippings for disposal or composting.

The mower also boasts an adjustable cutting height, which can be easily altered to ensure the perfect grass length for various seasons and grass types. Users can choose from multiple height settings, ensuring compatibility with different mowing needs. Moreover, the durable and lightweight construction of the Craftsman 917.27631 enhances its maneuverability and makes it easier to transport and store.

Safety features are paramount in the design of the Craftsman 917.27631. The engine will stop immediately when the operator releases the handle, preventing accidental injuries and promoting safe operation. Additionally, the ergonomic handle design adds comfort, reducing fatigue during prolonged use.

In summary, the Craftsman 917.27631 is a versatile, powerful, and easy-to-use lawn mower that caters to a wide array of lawn maintenance needs. With its self-propelling capabilities, adjustable cutting height, and efficient 3-in-1 cutting options, it represents a solid choice for any homeowner looking to maintain a pristine lawn with minimal effort.