Turn on your organ by pushing its "start" switch into the "on" position for eight seconds, according to TheatreOrgans,com. Keep your "start' switch in its "on" position and push the "run" switch to "on" for four seconds, according to TheatreOrgans.com. Let go of your start switch to finish turning on your organ. Your organ must be properly turned on for percussion mode to work.
Press down your "B" preset key in the middle of your switches to prepare your organ for percussion mode. Find the four tilting tablets in the upper-right corner of your organ's switches. Adjust these switches to use your organ's percussion feature. Find the "On/Off" switch and press it to "On." Find the "Volume" switch and press it to either "Normal" or "Soft." Find the "Decay" switch and press it to either "Fast" or "Slow." Find the "Harmonic" switch and press it to either "Second" or "Third." The organ's percussion switch must be set to "On," in addition to the three other percussion switches listed being pressed down on one of their settings, for percussion mode to work.
Find the name plate on the front of your organ. Check the voltage and frequency listed on it. Check your power source. Your power source must be specified to regulate the voltage and frequency on your name plate for your organ to make the proper sounds when it's played. For example, if the voltage listed on your organ's name plate is "300V" and the frequency listed is "150 Hertz," and your power source is only specified to regulate voltages of "250V" and frequencies of "125 Hertz," then your percussion sounds will be off in pitch. Replace your power source with one that can handle your organ's voltage and frequency requirements, if necessary, to fix this issue.
Check the instructions included with your organ for adding oil into the cups of your tone generator. Putting oil into the cups of the generator lubricates it and also helps to provide the proper percussion sounds when you're playing the organ. Add oil as specified to fix this sound issue.
Check your reverberation unit switch. located two switches above "Reverb Control" on the right side of your organ's switches display. The reverberation unit switch must be pressed upwards in order to unlock it and provide the proper sound for your organ's percussion mode. Press it upwards if necessary to fix this sound issue in your organ's percussion mode.