Instruction/ maintenance manual of the product Cronos Gary Fisher
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| pitchbook2010 2010 .
2 | GARY FISHER SERVICE INF ORMA TION Servic e Inf ormation The Gary Fisher Cronus is the lightest, strongest f rameset we have ever made.
3 | GARY FISHER SERVICE INF ORMA TION W orking with Carbon Fiber Parts ....................................................................................................................1 Cutting a carbon ber steerer .
4 | GARY FISHER SERVICE INF ORMA TION W orking with Carbon Fiber Par ts Carbon ber parts are dif f erent from metal parts , so they require dif f erent treatment.
5 | GARY FISHER SERVICE INF ORMA TION Cutting a c arbon ber steerer These instructions explain the best pr actices for cutting a carbon ber steer er tube.
6 | GARY FISHER SERVICE INF ORMA TION 1. Clamp the saw guide securely in the bench vise. 2. Clamp the steerer in the saw guide. + Be caref ul not to crush the steerer; do not overtighten. 3. Using only light pressure on the saw blade, cut about halfw ay through the steerer (Figure 1).
7 | GARY FISHER SERVICE INF ORMA TION Headset Installation The headset of the Cronus uses a 1.5” lower bearing and 1 1/8 ” upper bearing (Figure 5). The bearings are slip-t into the f rame. There are many benets to this design, and one is that the Cronus headset is a tool-less installation.
8 | GARY FISHER SERVICE INF ORMA TION T o install the bearings 1. Apply a light coat of grease to the inner race of the lower bearing. 2. Install the bearing on the steerer (Figure 6). + The bearing is symmetrical, so either side is “right-side up .
9 | GARY FISHER SERVICE INF ORMA TION T o install the shims, bearing cover , and spacers Fisher installs three 1mm shims between the centering washer and the bearing cover to ensure an adequate space between the bearing cover and the t op of the head tube.
10 | GARY FISHER SERVICE INF ORMA TION F ender Installation This section explains how to install f ront and rear f enders on a Cronus using the accessory dropout adapters and custom brake attachment nuts . Each dropout adapt er , or “eyelet, ” is a special screw with an eyelet.
11 | GARY FISHER SERVICE INF ORMA TION Finishing the installation 1. Attach the f oot of the rear f ender . If the f ender has a clip instead of a hole, remove the clip f astener with a drill. If necessary , use the drill to enlarge the empty hole. 2.
12 | GARY FISHER SERVICE INF ORMA TION FC C Steering S ystem The Cronus uses the FCC (Fisher Control Column) with a special f ront hub that is mated to the f ront f ork. This mating creates a unied structure that is extra strong and extra stiff , which makes the bicycle corner and handle better .
13 | GARY FISHER SERVICE INF ORMA TION Crank set Installation These instructions explain how to install a SRAM/T ruVativ/Bontrager GXP crankset (Figure 20) in a new Cronus. T o complete the installation, you will also need the SRAM instructions, available at: http:/ /www .
14 | GARY FISHER SERVICE INFORMA TION T o install the bearings 1. Apply a liberal coat of grease to the contact surf aces of one bearing and the drive side of the bottom bracket shell (Figure 21). 2. Slide a bearing onto the installation tool. + Either side of the drive-side bearing is the “right side.
15 | GARY FISHER SERVICE INF ORMA TION 3. Install the wave washer and with the grease f acing up, slide the bearing seal onto the axle (Figure 25). 4 . Apply a light coat of grease to the bearing contact area of the axle (Figure 26). + The grease areas should be about 1 inch (25 mm) wide.
16 | GARY FISHER SERVICE INF ORMA TION These instructions explain how to install a Shimano HollowT ech (Figure 29) in a new Cronus. T o complete the installation, you will also need the Shimano instructions, av ailable at: http:/ /techdocs.
17 | GARY FISHER SERVICE INF ORMA TION T o install the bearings 1. Apply a liberal coat of grease to the contact surf aces of one bearing and the drive side of the bottom bracket shell (Figure 30). 2. Slide a bearing onto the installation tool. + Either side of the bearing is the “right side.
18 | GARY FISHER SERVICE INF ORMA TION T o install the drive-side crankarm When handling the seals, avoid bending them. A bent seal will rub on the bearing, creating drag. 1. Apply a light coat of grease to the bearings on the f ace and the axle contact sur f ace.
19 | GARY FISHER SERVICE INF ORMA TION T o install the non-drive side crankarm 1. Apply a light coat of grease to the inside of the other bearing seal. 2. With the grease side toward the bearing, slide the bearing seal onto the axle (Figure 36). 3. Align the non-drive crank arm with the groove on the axle and slide the crank onto the axle.
20 | GARY FISHER SERVICE INF ORMA TION The Cronus uses a special bearing system that has no parts that thread int o the f rame.
21 | GARY FISHER SERVICE INF ORMA TION T o install the seal seats 1. Clean all sur f aces to be bonded (bott om bracket shell, seal seats) with alcohol wipes or similar (Figure 39). 2. Apply a thin lm of LocTit e Primer to the outer step of the bearings cups and the outer shoulder of the bottom bracket shell (Figure 40).
22 | GARY FISHER SERVICE INF ORMA TION 3.
23 | GARY FISHER SERVICE INF ORMA TION These instructions and parts are f or the aluminum FSA cranks only . The current “B” kit will not work f or FSA carbon cranks. The Cronus uses a special bearing system that has no parts that thread int o the f rame.
24 | GARY FISHER SERVICE INF ORMA TION T o install the bearings 1. Apply a liberal coat of grease to the contact surf aces of one bearing and the drive side of the bottom bracket shell (Figure 48). 2. With the plastic bearing shield f acing out, pres s one bearing into the drive side of the bottom bracket shell (Figure 49).
25 | GARY FISHER SERVICE INF ORMA TION T o install the non-drive side crankarm 1. Align the non-drive crank arm with the groove on the axle and slide the crank onto the axle. + The non-drive crank arm should point 180 degrees opposite of the drive-side crank arm.
26 | GARY FISHER SERVICE INF ORMA TION Cronus Crank set T roubleshooting This section describes problems that occasionally occur , and possible solutions.
27 | GARY FISHER SERVICE INF ORMA TION If you notice that the cr ank arms rotate poorly , there are se veral possible issues.
An important point after buying a device Gary Fisher Cronos (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Gary Fisher Cronos yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Gary Fisher Cronos - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Gary Fisher Cronos you will learn all the available features of the product, as well as information on its operation. The information that you get Gary Fisher Cronos will certainly help you make a decision on the purchase.
If you already are a holder of Gary Fisher Cronos, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Gary Fisher Cronos.
However, one of the most important roles played by the user manual is to help in solving problems with Gary Fisher Cronos. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Gary Fisher Cronos along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center