Instruction/ maintenance manual of the product FG 012 Ohlins
Go to page of 16
1 Owners manual Öhlins motocr oss fr ont forks FG 012 GasGas Including: Setting up your bike Fine-tuning Service the fork General handling set-up T echnical info Spare par ts & tools.
2 Contents Safety signals ............................. 2 Introduction ................................ 3 Design ....................................... 3 Before you start ......................... 3 Marking ...................................... 3 Recommended settings .
3 cated at the bottom of the fork leg, fig 1, the rebound adjuster at the top, fig 2. Spring preload is adjusted with washers, fig 3, and optional springs ar e available to suit differ ent tracks and riders. In the legs ther e are also “air - springs“ (the air trapped above the oil) that work together with the “real“ spring.
4 F Spring pr eload is adjusted with spacers, see “Preload adjustment“ on page 8. Maximum allowed spring pr eload is 13 mm. If you need to pr eload the springs more than 13 mm, we r ecommend you to change to a “stiffer“ spring. Checking r ear static sag A Put your bike on a stand.
5 Checking front ride height A Put your bike on a stand. Arrange the stand so that the fr ont wheel is off the gr ound and the fr ont fork fully extended. Measure the distance between the up- per fork crown and the fr ont wheel axle, fig 4 distance A.
6 CAUTION! Adjust the oil level with the fork leg fully compressed and no preload washer nor spring installed. NOTE! See mounting instruction for rec- ommended oil level. The oil level is measured fr om the top of the outer leg, with the top nut off, see fig 6.
7 General handling set-up A Front end falls into the curves (over - steering) especially in sand. Steep front fork angle. Fr ont end too low in comparison to rear end. Increas the fr ont fork compression damping. Change to harder springs. Lower fork leg approximately 5 mm in the triple clamp.
8 Preload adjustment 1 Put the bike on a stand and loosen the screws in the fork top cr own that hold the fork legs. NOTE! On most MX-bikes you have to take of the handle bar before you can unscrew the top cap. Unscrew the top cap, use a 24 mm wrench.
9 Changing springs 4 Loosen the screws that hold the fork legs in the upper fork crown. With the fork leg still tightened in the lower fork crown unscr ew the top cap, use a 24 mm wrench. Loosen the scr ews that hold the fork legs in the lower fork cr own.
10 Dismantling 10 Perform steps 4-7 "Changing springs" on page 9. Loosen the bush head, on top of the cartridge tube, with tool 1797-01. Lift up the damper rod assembly and drain the oil. Pull up the scraper with a scr ew- driver , release and remove the cir clip.
11 13 Remove the seals and bushings and check them for wear and damage. Replace if necessary . CAUTION! When removing the oil seal and bushings use a small plastic bag to cover the bushing attachment groove and edges of the inner tube, to avoid damage to the seals.
12 Notes 19 Fasten the fork leg, at the fork bottom, with soft jaws in a vice. Install the compression valve as- sembly in the fork bottom. Tightening torque 65 Nm. Apply some front fork oil on the outer surface of the inner leg, and push the outer leg up and down a few times.
13 T echnical specifications Fork lengths and diameters Front fork Motorcycle Length (L) ØA ØB FG 012 GasGas 938 mm 53,9 mm 58,4mm Rebound and compression adjustment Refer to mounting instruction for set-up data. Maximum open rebound and compr ession valve: 20 clicks.
14 Spare parts Pos. Part No. Pcs. DescriptionT ype/remarks 1 02338-01 2 Nut 2 02306-02 2 T op cap 3 00438-17 2 O-ring 4 02337-01 2 Spring support 5 02319-01 Pr eload washer see spec.
15 Spar e parts Pos. Part No. Pcs. Description T ype/remarks 1 02338-01 2 Lock nut 2 01050-01 2 Screw 3 00338-59 2 O-ring 4 02306-02 2 T op cap 5 01473-02 2 Circlip 6 00338-53 2 O-ring 7 02321-02 1 Ad.
16 07295-08 T eknisk Illustration AB, OM Motocr oss front fork FG 012 GasGas, 02 02. 200 ex. Mor e info www .ohlins.com The ultimate suspension site. Find out everything about your suspension. Download mounting instructions, manuals and br ochur es. And a lot mor e.
An important point after buying a device Ohlins FG 012 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Ohlins FG 012 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 Ohlins FG 012 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Ohlins FG 012 you will learn all the available features of the product, as well as information on its operation. The information that you get Ohlins FG 012 will certainly help you make a decision on the purchase.
If you already are a holder of Ohlins FG 012, 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 Ohlins FG 012.
However, one of the most important roles played by the user manual is to help in solving problems with Ohlins FG 012. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Ohlins FG 012 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
